@misc{
    NAKslidesEng,
    author = "Laaksonen, Jorma and course assistant",
    picsom = "duplicate",
    optmonth = "",
    title = "Lecture notes and exercise solutions of Computer Vision course",
    note = "(In English)",
    optannote = "",
    year = "2008",
    howpublished = "Available in the web"
}