Библиотека Университета гражданской защиты

The portal "Biiblioteka Universiteta grazhdanskoj zashchity" (University of Civil Defense Library) is an electronic library catalog that offers a standard Z39.50 search interface. Users can log in with a username and password. The catalog includes an electronic database that supports various search options, including keyword search, author search, title search, and search by publication year. Users can specify the search area, such as keywords, author, title, or publication year, and enter the search term in a designated input field. Keyword searches involve entering a phrase in natural language, which is then broken down into individual words and normalized (for Russian words only). The search algorithm ranks the results based on the number of matching words, their proximity to each other, and their total weight. Users can also click on the "Find similar" link in a record to initiate a ranked search based on