@book{6b303bb4d51f4a9aa86731c8b78e4bc7,
title = "The effects of query complexity, expansion and structure on retrieval performance in probabilistic text retrieval.",
keywords = "informaatiotutkimus, tesaurukset, tiedonhaku, tiedonhakuj{\"a}rjestelm{\"a}t, informaatiotutkimus, tesaurukset, tiedonhaku, tiedonhakuj{\"a}rjestelm{\"a}t",
author = "Jaana Kek{\"a}l{\"a}inen",
year = "1999",
language = "English",
isbn = "951-44-4596-1",
series = "Acta Universitatis Tamperensis",
publisher = "University of Tampere",
number = "678",
edition = "1",
}