@book{
    Puolamaki04biennial,
    editor = {Puolam\"aki, Kai and Koivisto, Leila},
    publisher = "Laboratory of Computer and Information Science",
    title = "Biennial report 2002--2003",
    url = "http://www.cis.hut.fi/research/reports/biennial02-03/",
    flags = "public RAE",
    year = "2004",
    impactfactor = "F4"
}