1. Service-oriented architecture of the Bulgarian folklore library Konstantin Rangochev † Vasil Badev † Desislava Paneva † Detelin Luchev ‡ † Institute of Mathematics and Informatics-BAS ‡ Ethnographic Institute with Museum -BAS "30 years Department of Mathematical Linguistics" International Conference on Mathematical and Computational Linguistics 06 July 2007, Sofia, Bulgaria

2. FolkKnow project FolkKnow project: “Knowledge Technologies for Creation of Digital Presentation and Significant Repositories of Folklore Heritage” (contract number: IO-03-03/2006) Supported by National Science Fund of the Bulgarian Ministry of Education and Science Module 3: “Development of Digital Libraries and Information Portal with Virtual Exposition - Bulgarian Folklore Heritage” Partners: Institute of Mathematics and Informatics - BAS, Institute for Folklore-BAS, Veliko Tarnovo University Project duration: 3 years (2006-2008)

3. Digital library architectures Service-oriented architecture Grid-oriented architecture Peer-to-peer architecture

4. Main services in the Bulgarian folklore digital library Module for content browsing of the folklore objects by their type Module for insertion and revision of a folklore object Module for managing of the users Module for monitoring of the users’ activities. This module maintains a diary of the searches and revisions of the users

5. Main services in the Bulgarian folklore digital library Module for searching: –by a signature and archival number –by a key word in the following categories: title, language, annotation, type of a folklore object –by file type

6. Main services in the Bulgarian folklore digital library Module for searching: –in the information of a record (simultaneously or individually, which is possible): –By situation –By an interviewee name –By recorder name –By record date –By place where the record was made

7. Implementation of the Bulgarian folklore digital library The main tools and languages used: –Protégé-OWL 3.2 –Java 6 (Java interpreters and runtime environments - Java Virtual Machines) –Java Platform, Enterprise Edition (Java EE), JavaServer Faces 1.1 and NetBeans VisualWeb Pack 5.5 –Apache Tomcat 5.5 – an open source JSP and Servlet Container –SPARQL (SPARQL Protocol and RDF Query Language) – for queries in the OWL folklore ontology –CSS 1.0 and XHTML – graphic interface