User Experiences on a Community-Based Music Voting Service. - Timo Koskela 001; Janne Julkunen; Ville Keranen; Nonna Kostamo; Mika Ylianttila (SERVICES I, 2009)

User Evaluation of a Community-centric Music Voting Service. - Timo Koskela 001; Janne Julkunen; Otso Kassinen; Mika Ylianttila (J. Digit. Content Technol. its Appl., 2010)