Search results for "customers"

Hits ?▲	Authors	Title	Venue	Year	Link	Author keywords
19	Ruey-Shun Chen, Ruey-Chyi Wu, J. Y. Chen	Data Mining Application in Customer Relationship Management of Credit Card Business.	COMPSAC (2)	2005	DBLP DOI BibTeX RDF	Data mining, Customer relationship management, Credit card
19	Fátima Ferreira, António Pacheco 0001	Some Results for GIX/M/s/c Queues.	SAINT Workshops	2005	DBLP DOI BibTeX RDF	GIX/M/s/c queues, mixed-Poisson probabilities, mixed-Poisson expected values, Markov chains, Embedding
19	Binglei Xie, An Shi, Jian Wang	Stochastic Inventory Routing Problem Under B2C E-commerce.	ICEBE	2005	DBLP DOI BibTeX RDF	inventory routing problem, vendor management inventory, logistics, B2C
19	Martin Böhm 0005, Sonja Gensler	Evaluating the Impact of the Online Sales Channel on Customer Profitability.	HICSS	2005	DBLP DOI BibTeX RDF
19	Nodir Adilov, Thomas Light, Richard E. Schuler, William Schulze, David E. Toomey, Ray Zimmerman	Market Structure and the Predictability of Electricity System Line Flows: An Experimental Analysis.	HICSS	2005	DBLP DOI BibTeX RDF
19	David A. Burke, Kenneth N. Brown	A Constraint Based Agent for TAC-SCM.	CP	2005	DBLP DOI BibTeX RDF
19	Guy A. Boy	Knowledge management for product maturity.	K-CAP	2005	DBLP DOI BibTeX RDF	active design documents, design and development, knowledge management, user experience, maturity
19	Katharina Morik	Applications of Knowledge Discovery.	IEA/AIE	2005	DBLP DOI BibTeX RDF
19	Andreas Baltz, Devdatt P. Dubhashi, Libertad Tansini, Anand Srivastav, Sören Werth	Probabilistic Analysis for a Multiple Depot Vehicle Routing Problem.	FSTTCS	2005	DBLP DOI BibTeX RDF
19	Kwok-Wai Cheung 0001, Kwok Ching Tsui, Jiming Liu 0001	Extended latent class models for collaborative recommendation.	IEEE Trans. Syst. Man Cybern. Part A	2004	DBLP DOI BibTeX RDF
19	Nabil J. Sarhan, Chita R. Das	A New Class of Scheduling Policies for Providing Time of Service Guarantees in Video-On-Demand Servers.	MMNS	2004	DBLP DOI BibTeX RDF
19	Yuk Ying Chung, Yong Sun, Penghao Wang, Xiaoming Chen 0006	A New E-Shopping System Using High Performance Custom Computers.	COMPSAC Workshops	2004	DBLP DOI BibTeX RDF
19	Naoto Mukai, Jun Feng 0001, Toyohide Watanabe	Heuristic Approach Based on Lambda-Interchange for VRTPR-Tree on Specific Vehicle Routing Problem with Time Windows.	IEA/AIE	2004	DBLP DOI BibTeX RDF
19	Eun-Ser Lee, Sun-myoung Hwang	Software Design Method Enhanced by Appended Security Requirements.	PCM (1)	2004	DBLP DOI BibTeX RDF
19	Yiu-Wing Leung, Tony K. C. Chan	Design of an interactive video-on-demand system.	IEEE Trans. Multim.	2003	DBLP DOI BibTeX RDF
19	Mitsuaki Nakasumi	Credit risk management system on e-Commerce: case based reasoning approach.	ICEC	2003	DBLP DOI BibTeX RDF	e-commerce, case-based reasoning, credit risk, XBRL
19	Yong-Hyuk Kim, Byung Ro Moon	Multi-campaign Assignment Problem and Optimizing Lagrange Multipliers.	GECCO	2003	DBLP DOI BibTeX RDF
19	Jing Qiu, Min Xu, Yuhui Qiu	Making Recommendations Based on Profitability Analysis in a Hybrid System.	CW	2003	DBLP DOI BibTeX RDF
19	Charles X. Ling, Tielin Chen, Qiang Yang 0001, Jie Cheng	Mining Optimal Actions for Profitable CRM.	ICDM	2002	DBLP DOI BibTeX RDF
19	Zhiqiang (Eric) Zheng, Balaji Padmanabhan	On Active Learning for Data Acquisition.	ICDM	2002	DBLP DOI BibTeX RDF
19	Dervis Z. Deniz, Nagla O. Mohamed	Performance evaluation of a CAC strategy for broadband networks.	ISCC	2002	DBLP DOI BibTeX RDF
19	Don Sciglimpaglia, David Ely	Internet Banking: A Customer-Centric Perspective.	HICSS	2002	DBLP DOI BibTeX RDF	customer relationship management, Internet banking, financial services
19	Gediminas Adomavicius, Alexander Tuzhilin	Using Data Mining Methods to Build Customer Profiles.	Computer	2001	DBLP DOI BibTeX RDF
19	Karl Branting	Acquiring Customer Preferences from Return-Set Selections.	ICCBR	2001	DBLP DOI BibTeX RDF
19	Jen Whiting, Peter Everett	Tools to help you survive your success.	SIGUCCS	2001	DBLP DOI BibTeX RDF
19	Hiroshi Yajima, Tadashi Tanaka, Yoji Taniguchi	An Agent-Based Network Consultation System Using Cooperation between a Sales Organization and Multi-Agents.	HICSS	2001	DBLP DOI BibTeX RDF	customer information service, agent, Synchronous communication, consultation system
19	Jiming Liu 0001, Yiming Ye	Introduction to E-Commerce Agents: Marketplace Solutions, Security Issues, and Supply and Demand.	E-Commerce Agents	2001	DBLP DOI BibTeX RDF
19	Seungjae Shin, Gilju Park, Wonjun Lee 0001, Sunmi Lee	Case Study: How to Make Telecom Pricing Strategy Using Data Warehouse Approach.	HICSS (6)	1998	DBLP DOI BibTeX RDF
19	Shivendra S. Panwar, Donald F. Towsley, Jack K. Wolf	Optimal scheduling policies for a class of queues with customer deadlines to the beginning of service.	J. ACM	1988	DBLP DOI BibTeX RDF
19	Guangshu Chang	Product Design Method Based on the Preferences of Customer.	ESIAT (1)	2009	DBLP DOI BibTeX RDF	customers' preferences, design of experiment, Six Sigma, conjoint analysis
19	Marion Schulze, Mahmood Hussain Shah	The Step Method - Battling Identity Theft Using E-Retailers' Websites.	I3E	2009	DBLP DOI BibTeX RDF	Identity Fraud, Customers’ Behavior, E-retailer, Security, Privacy, Websites, Identity Theft
19	Ivan Chubov, Dmitri A. Droujkov	User Stories and Acceptance Tests as Negotiation Tools in Offshore Software Development.	XP	2007	DBLP DOI BibTeX RDF	offshore development, collaboration with customers, acceptance tests, user stories
19	Sing-Kong Cheung, Hans van den Berg, Richard J. Boucherie	Insensitive bounds for the moments of the sojourn time distribution in the M/G/1 processor-sharing queue.	Queueing Syst. Theory Appl.	2006	DBLP DOI BibTeX RDF	M/G/1 PS, Conditional sojourn time, Insensitive bounds, Instantaneous sojourn time, Euler's number triangle, Moment ordering, Permanent customers, Moments
19	Michael Lister	Streaming format software for usability testing.	CHI Extended Abstracts	2003	DBLP DOI BibTeX RDF	target customers, testing procedures, testing software, internet, usability, video, browser, websites, codec, multi-stream
19	David Perry, Wolfgang Stadje, Shelemyahu Zacks	Boundary Crossing for the Difference of Two Ordinary or Compound Poisson Processes.	Ann. Oper. Res.	2002	DBLP DOI BibTeX RDF	compound Poisson process, boundary crossing, queue with negative customers, two-sided stopping time, cycle maximum, busy period, deterministic service time
19	Emmanuel L. Abram-Profeta, Kang G. Shin	Scheduling Video Programs in Near Video-on-Demand Systems.	ACM Multimedia	1997	DBLP DOI BibTeX RDF	near video-on-demand, partially patient customers, quasi video-on-demand, video server throughput, batching
19	David Perry, Søren Asmussen	Rejection rules in theM/G/1 queue.	Queueing Syst. Theory Appl.	1995	DBLP DOI BibTeX RDF	martingale stopping theorem, storage process, virtual waiting time, Volterra equation, coupling, queue, busy period, Birth-death process, impatient customers
17	Louise Humphreys, Sebastiano Giudice, Paul A. Jennings, Rebecca Cain, Garry Dunne, Mark Allman-Ward	Understanding the Opinion Forming Processes of Experts and Customers During Evaluations of Automotive Sounds.	HCI (17)	2009	DBLP DOI BibTeX RDF
17	Yanxia Yang, Mayuresh Ektare	Innovation through Customers' Eyes.	HCI (14)	2009	DBLP DOI BibTeX RDF	Innovation, User-Centered Design process, Unified messaging
17	Francesco Sole, Daniela Carlucci, Giovanni Schiuma	Assessing the Value Dimensions for Customers in Knowledge Intensive Business Services.	WSKS (2)	2009	DBLP DOI BibTeX RDF	KIBS, service value, case example, model, customer
17	Hsiao-Fang Yang, Mu-Hua Lin	Innovative Chance Discovery - Extracting Customers' Innovative Concept.	EvoWorkshops	2009	DBLP DOI BibTeX RDF	Data Mining, Social Network Analysis, Grounded Theory, Chance Discovery, Interactive Evolutionary Computing
17	Dimitris E. Charilas, Athanasios D. Panagopoulos, Panagiotis Vlacheas, Ourania I. Markaki, Philip Constantinou	Congestion Avoidance Control through Non-cooperative Games between Customers and Service Providers.	MOBILIGHT	2009	DBLP DOI BibTeX RDF	Payoff, Quality of Service, Game theory, Admission Control, Nash Equilibrium, Congestion Avoidance, Non-cooperative games, Load Control
17	Anton Bogdanovych, Mathias Bauer, Simeon J. Simoff	Recognizing Customers' Mood in 3D Shopping Malls Based on the Trajectories of Their Avatars.	ICEIS	2009	DBLP DOI BibTeX RDF	Trajectory recognition, e-Commerce, Avatar, 3D virtual worlds
17	Mike Holcombe, Chris Thomson	Seven Years of XP - 50 Customers, 100 Projects and 500 Programmers - Lessons Learnt and Ideas for Improvement.	XP	2008	DBLP DOI BibTeX RDF	methodological compliance, human factors, XP, empirical software engineering
17	Lan Huang, Chunguang Zhou, Yu-qin Zhou, Zhe Wang 0007	Research on Data Mining Algorithms for Automotive Customers' Behavior Prediction Problem.	ICMLA	2008	DBLP DOI BibTeX RDF
17	Nelson Oly Ndubisi	Customers' perceptions and intention to adopt Internet banking: the moderation effect of computer self-efficacy.	AI Soc.	2007	DBLP DOI BibTeX RDF	Perceived reliability, Perceived usefulness, Internet banking, Perceived ease of use, Computer self-efficacy
17	Diana Moneta, Luigi Bisone, Giuseppe Mauri, Roberto Meda	New interactions between LV customers and the network: further possibilities for home automation functions.	ICRA	2007	DBLP DOI BibTeX RDF
17	Ron Kohavi, Randal M. Henne, Dan Sommerfield	Practical guide to controlled experiments on the web: listen to your customers not to the hippo.	KDD	2007	DBLP DOI BibTeX RDF	A/B testing, e-commerce, controlled experiments
17	Jiangning Wu, Xiaohuan Wang	A Knowledge Navigation Method for the Domain of Customers' Services of Mobile Communication Corporations in China.	ICIC (2)	2007	DBLP DOI BibTeX RDF	Knowledge Navigation, Social Network Analysis, Topic Map, Tacit Knowledge, Explicit Knowledge
17	Xu Xu, Zhongfu Zhang, Zhihong Feng, Yansong Li	Utilize Fuzzy Data Mining to Find the Living Pattern of Customers in Hotels.	FSKD (2)	2007	DBLP DOI BibTeX RDF
17	Guangli Nie, Lingling Zhang 0001, Xingsen Li, Yong Shi 0001	The Analysis on the Customers Churn of Charge Email Based on Data Mining Take One Internet Company for Example.	ICDM Workshops	2006	DBLP DOI BibTeX RDF
17	Walid Ali, Bernard Moulin	How Artificial Intelligent Agents Do Shopping in a Virtual Mall: A 'Believable' and 'Usable' Multiagent-Based Simulation of Customers' Shopping Behavior in a Mall.	Canadian AI	2006	DBLP DOI BibTeX RDF
17	You-Wei Wen, Wai-Ki Ching, Michael K. Ng 0001	Fast solvers for queueing systems with negative customers.	VALUETOOLS	2006	DBLP DOI BibTeX RDF	Gohberg-Semencul formula, negative customer, queueing systems, preconditioners, preconditioned conjugate gradient method
17	Michael Benisch, James Andrews, Norman M. Sadeh	Pricing for customers with probabilistic valuations as a continuous knapsack problem.	ICEC	2006	DBLP DOI BibTeX RDF	multi-agent systems, supply chain management, trading agents, TAC SCM
17	Fang-Cheng Hsu, Ming-Hsiang Hung	Practically Applying Interactive Genetic Algorithms to Customers' Designs on a Customizable C2C Framework: Entrusting Select Operations to IGA Users.	EvoWorkshops	2006	DBLP DOI BibTeX RDF
17	Hee-Woong Kim, Darren Ee Se Toh	Moderating the Price Sensitivity of Online Customers.	CEC/EEE	2006	DBLP DOI BibTeX RDF
17	Michael Benisch, James Andrews, Norman M. Sadeh	Adaptive Pricing for Customers with Probabilistic Valuations.	TADA/AMEC	2006	DBLP DOI BibTeX RDF
17	Ruey-Ming Chao, Chi-Shun Wang	Knowledge as Basis Broker - The Research of Matching Customers Problems and Professionals Métiers.	ICONIP (3)	2006	DBLP DOI BibTeX RDF	Knowledge-based agent/broker, natural language arrangement, Chinese phrase-cutting, natural language, Fuzzy Sets theory
17	Fabricio Bandeira Cabral	The Slow Server Problem for Uninformed Customers.	Queueing Syst. Theory Appl.	2005	DBLP DOI BibTeX RDF	heterogeneous servers, Markovian processes, slow server, queues, multiserver queues, threshold policy
17	Sergey Zeltyn, Avishai Mandelbaum	Call Centers with Impatient Customers: Many-Server Asymptotics of the M/M/n + G Queue.	Queueing Syst. Theory Appl.	2005	DBLP DOI BibTeX RDF	telephone call centers, abandonment, quality and efficiency-driven approximations, Erlang-A, queueing theory, reneging, impatience
17	Jeffrey Xu Yu, Yuming Ou, Chengqi Zhang, Shichao Zhang 0001	Identifying Interesting Customers through Web Log Classification.	IEEE Intell. Syst.	2005	DBLP DOI BibTeX RDF	customer retention, recommendation system, Web mining, data preparation, web log analysis
17	Jason Brand, Alan Vetter, Jace McDaniel	Conversing with customers.	SIGUCCS	2005	DBLP DOI BibTeX RDF	evaluation, survey, HEAT
17	Dickson K. W. Chiu, Ho-fung Leung, Ka-man Lam	Making personalized recommendations to customers in a service-oriented economy: a quantitative model based on reputation and risk attitude.	ICEC	2005	DBLP DOI BibTeX RDF	risk attitude, reputation, persuasiveness, trustworthiness, impression
17	Sang-Chul Lee, Jun-Yong Xiang, Lin-Bo Jing	Who are the Target Customers in Chinese Online Game Market?: Segmentation with a Two-Step Approach.	ICEBE	2005	DBLP DOI BibTeX RDF
17	Walid Ali, Bernard Moulin	2D-3D MultiAgent GeoSimulation with Knowledge-Based Agents of Customers' Shopping Behavior in a Shopping Mall.	COSIT	2005	DBLP DOI BibTeX RDF	Knowledge-based agent, Shopping mall, Shopping behavior, Spatial characteristics, Spatial behavior, MultiAgent System, GeoSimulation
17	FuCe FuCe, Wang Hui, ZhuLi Ying	Solving the Vehicle Routing Problem with Stochastic Demands and Customers.	PDCAT	2005	DBLP DOI BibTeX RDF
17	Dieter Baum, Vladimir V. Kalashnikov	Spatial No-Waiting Stations with Moving Customers.	Queueing Syst. Theory Appl.	2004	DBLP DOI BibTeX RDF	spatial Markovian arrival processes (SMAPs), customer motion, SMAP/G/-, SMAP/G/c/0- and spatial Cox/G/-stations with group arrivals, mobile communication network analysis
17	Banphot Vatanasombut, Antonis C. Stylianou, Magid Igbaria	How to retain online customers.	Commun. ACM	2004	DBLP DOI BibTeX RDF
17	Yue-Shi Lee, Show-Jane Yen, Ghi-Hua Tu, Min-Chi Hsieh	Mining Traveling and Purchasing Behaviors of Customers in Electronic Commerce Environment.	EEE	2004	DBLP DOI BibTeX RDF
17	Ralf Reichwald, Sascha Seifert, Dominik Walcher, Frank Thomas Piller	Customers as Part of Value Webs: Towards a Framework for Webbed Customer Innovation Tool.	HICSS	2004	DBLP DOI BibTeX RDF
17	Patricia Pascal, Thierry Monteil 0001	PAPER: influence of deterministic customers in time sharing scheduler.	ACM SIGOPS Oper. Syst. Rev.	2003	DBLP DOI BibTeX RDF	scheduler, Markov chain, queueing system, round robin
17	Boris A. Galitsky, Rajesh Mysore Pampapathi	Deductive and Inductive Reasoning for Processing the Claims of Unsatisfied Customers.	IEA/AIE	2003	DBLP DOI BibTeX RDF
17	Chunfu Tan, Jianying Zhou 0001	An Electronic Payment Scheme Allowing Special Rates for Anonymous Regular Customers.	DEXA Workshops	2002	DBLP DOI BibTeX RDF
17	Joshua Zhexue Huang, Michael K. Ng 0001, Wai-Ki Ching, Joe Ng, David Wai-Lok Cheung	A Cube Model and Cluster Analysis for Web Access Sessions.	WEBKDD	2001	DBLP DOI BibTeX RDF
17	Yukinobu Hamuro, Naoki Katoh, Katsutoshi Yada	Discovering Interpretable Rules that Explain Customers' Brand Choice Behavior.	Discovery Science	2000	DBLP DOI BibTeX RDF
17	Emilia Rosti, Francesco Schiavoni, Giuseppe Serazzi	Queueing Network Models with Two Classes of Customers.	MASCOTS	1997	DBLP DOI BibTeX RDF
17	William C. Cheng, Richard R. Muntz	Bounding Errors Introduced by Clustering of Customers in Closed Product-Form Queueing Networks.	J. ACM	1996	DBLP DOI BibTeX RDF	balance equation, closed network, clustering, error bound, queuing network, product-form, quasi-reversibility
17	Tao Yang, Hui Li	On the steady-state queue size distribution of the discrete-timeGeo/G/1 queue with repeated customers.	Queueing Syst. Theory Appl.	1995	DBLP DOI BibTeX RDF	generating functions, retrial queues, Discrete-time queues, stochastic decomposition, recursive computation
17	Carlos F. Daganzo, Esteban Diez-Roux	The variance of the number of customers in an infinite-server queueing system with an arbitrarily correlated arrival process.	Queueing Syst. Theory Appl.	1995	DBLP DOI BibTeX RDF	Infinite server, general arrivals, generalized services
17	Alexander Thomasian, Paul F. Bay	Analysis of Queueing Network Models with Population Size Constraints and Delayed Blocked Customers.	SIGMETRICS	1984	DBLP DOI BibTeX RDF
17	Igal Adiri, Benjamin Avi-Itzhak	A Time-Sharing Queue with a Finite Number of Customers.	J. ACM	1969	DBLP DOI BibTeX RDF
14	Simonetta Balsamo, Peter G. Harrison, Andrea Marin	A unifying approach to product-forms in networks with finite capacity constraints.	SIGMETRICS	2010	DBLP DOI BibTeX RDF	queueing theory, product-form solutions
14	Kemal Altinkemer, Yasin Ozcelik	Cash-back rewards versus equity-based electronic loyalty programs in e-commerce.	Inf. Syst. E Bus. Manag.	2009	DBLP DOI BibTeX RDF	Electronic loyalty programs, e-commerce models, Switching costs
14	JiaMin Wang	An optimal deterministic control policy of servers in front and back rooms with a variable number of switching points and switching costs.	Sci. China Ser. F Inf. Sci.	2009	DBLP DOI BibTeX RDF	queuing control, optimization, Markov decision process, queuing theory
14	Rodrigo Pinheiro dos Santos, Káthia Marçal de Oliveira, Wander Pereira da Silva	Evaluating the service quality of software providers appraised in CMM/CMMI.	Softw. Qual. J.	2009	DBLP DOI BibTeX RDF	Capability Maturity Model Integration (CMMI), Service quality assessment, Capability Maturity Model (CMM), SERVQUAL
14	Rashina Hoda, James Noble 0001, Stuart Marshall	Negotiating Contracts for Agile Projects: A Practical Perspective.	XP	2009	DBLP DOI BibTeX RDF	Contracts, Grounded Theory, Agile Project Management
14	Khaled M. Elbassioni, Rajiv Raman 0001, Saurabh Ray, René Sitters	On Profit-Maximizing Pricing for the Highway and Tollbooth Problems.	SAGT	2009	DBLP DOI BibTeX RDF
14	Bin Wu 0001, Qi Ye, Shengqi Yang, Bai Wang 0001	Group CRM: a new telecom CRM framework from social network perspective.	CIKM-CNIKM	2009	DBLP DOI BibTeX RDF	crm, data mining, social network analysis, call graph
14	Horst-Michael Gross, Hans-Joachim Boehme, Christof Schröter, Steffen Müller 0001, Alexander Koenig, Erik Einhorn, Christian Martin 0001, Matthias Merten, Andreas Bley	TOOMAS: Interactive Shopping Guide robots in everyday use - final implementation and experiences from long-term field trials.	IROS	2009	DBLP DOI BibTeX RDF
14	Yong Ge, Hui Xiong 0001, Wenjun Zhou 0001, Ramendra K. Sahoo, Xiaofeng Gao 0001, Weili Wu 0001	Multi-focal learning and its application to customer service support.	KDD	2009	DBLP DOI BibTeX RDF	customer service support, multi-focal learning
14	Andrew H. Lyons	Developing a service catalog for higher education information technology services.	SIGUCCS	2009	DBLP DOI BibTeX RDF	information technology web site, service catalog, service level agreement, organization, customer service
14	Xiping Song, William Sherman, Beatrice Hwong, Brian Berenbach, Gilberto Matos	Requirements Engineering Needs in a Solution and Infrastructure Improvement Project.	COMPSAC (2)	2009	DBLP DOI BibTeX RDF
14	Mengxing Huang, Chunxiao Xing, Ji-Jiang Yang	A Cooperative Framework of Service Chain for Digital Library.	COMPSAC (2)	2009	DBLP DOI BibTeX RDF
14	Ferid Cafer, Sanjay Misra	A cognitive requirement specification model.	ISCIS	2009	DBLP DOI BibTeX RDF
14	Min Li, Xiaoxun Sun, Hua Wang 0002, Yanchun Zhang	Optimal Privacy-Aware Path in Hippocratic Databases.	DASFAA	2009	DBLP DOI BibTeX RDF
14	Anju G. Parvathy, Bintu G. Vasudevan, Abhishek Kumar, Rajesh Balakrishnan	Leveraging Call Center Logs for Customer Behavior Prediction.	IDA	2009	DBLP DOI BibTeX RDF
14	Gautier Krings, Francesco Calabrese, Carlo Ratti, Vincent D. Blondel	Scaling Behaviors in the Communication Network between Cities.	CSE (4)	2009	DBLP DOI BibTeX RDF
14	Takayuki Kanda 0001, Masahiro Shiomi, Zenta Miyashita, Hiroshi Ishiguro, Norihiro Hagita	An affective guide robot in a shopping mall.	HRI	2009	DBLP DOI BibTeX RDF	field trial, service robots, communication robots
14	Ralf Carbon, Sebastian Adam, Takayuki Uchida	Towards a product line approach for office devices: facilitating customization of office devices at Ricoh Co. Ltd.	SPLC	2009	DBLP BibTeX RDF	flexibility, service orientation, product line engineering, product line architecture, application engineering
14	Jörg Müller 0001, Antonio Krüger	MobiDiC: Context Adaptive Digital Signage with Coupons.	AmI	2009	DBLP DOI BibTeX RDF