@phdthesis{
    Laaksonen91thesis,
    author = "Laaksonen, Jorma",
    school = "Helsinki University of Technology",
    optmonth = "",
    title = {Oppivat aliavaruusmenetelm{\"a}t spektri- ja kepstripohjaisessa foneemitunnistuksessa},
    address = "Espoo, Finland",
    schoolf = "Teknillinen korkeakoulu",
    note = "(in Finnish)",
    flags = "LICTHESIS public",
    year = "1991",
    type = "Licentiate's Thesis",
    addressf = "Otaniemi"
}