This book constitutes the refereed proceedings of the International Conference on Theory and Practice of Digital Libraries, TPDL 2013 (formerly European Conference on Research and Advanced Technology for Digital Libraries, ECDL) held in Valletta, Malta, in September 2013. The 24 full papers, 13 short papers, 22 posters and 8 demonstrations presented in this volume were carefully reviewed and selected from 158 submissions. The papers cover a wide range of research topics, clustered in four broader areas: foundation, infrastructures, content, and services. They have been organized in topical sections on conceptual models and formal issues, aggregation and archiving, user behavior, digital curation, mining and extraction, architectures and interoperability, interfaces to digital libraries, semantic web, information retrieval and browsing, and preservation. Also included are 6 tutorials and 2 panels.

This book constitutes the refereed proceedings of the 13th European Conference on Research and Advanced Technology for Digital Libraries, ECDL 2009, held in Corfu, Greece, in September/October 2009.

The 28 revised full papers and 6 revised short papers presented together with 2 panel description, the extended abstracts of 20 revised poster and 16 demo papers were carefully reviewed and selected from a total of 181 submissions. The papers are organized in topical sections on services, infrastructures, interaction, knowledge organization systems, interfaces, resource discovery, architectures, information retrieval, preservation, and evaluation.

This book constitutes the proceedings of the 21st International Conference on Theory and Practice of Digital Libraries, TPDL 2017, held in Thessaloniki, Greece, in September 2017. The 39 full papers, 11 short papers, and 10 poster papers presented in this volume were carefully reviewed and selected from 106 submissions. In addition the book contains 7 doctoral consortium papers. The contributions are organized in topical sections named: linked data; corpora; data in digital libraries; quality in digital libraries; digital humanities; entities; scholarly communication; sentiment analysis; information behavior; information retrieval.