This author has not been identified. Look up 'Antti Kamppi' in GoogleThis author has not been identified. Look up 'Esko Pekkarinen' in GoogleThis author has not been identified. Look up 'Janne Virtanen' in GoogleThis author has not been identified. Look up 'Joni-Matti Määttä' in GoogleThis author has not been identified. Look up 'Juho Järvinen' in GoogleThis author has not been identified. Look up 'Lauri Matilainen' in GoogleThis author has not been identified. Look up 'Mikko Teuho' in GoogleThis author has not been identified. Look up 'Timo D. Hämäläinen' in Google