Naik, N RupsingRao, A Madhava2011-03-072011-03-072011-03-02978-93-81232-00-2http://hdl.handle.net/1944/1596A digital library comprises diverse collections of digital objects representing text, sound, maps, videos, photos, etc. and a working environment, technology and services. The main objective of any Digital Library (DL) is to fulfil the needs of its users. A general problem for a user is information search and retrieval in the Internet world. This paper discusses the information search and retrieval system its models and uses in digital libraries.enInformation Retrieval SystemInformation Retrieval ModelDigital LibraryArticle