This author has not been identified. Look up 'Mikko Heikkilä' in GoogleThis author has not been identified. Look up 'Sami Terho' in GoogleThis author has not been identified. Look up 'Minna Hirsi' in GoogleThis author has not been identified. Look up 'Aarne Halme' in GoogleThis author has not been identified. Look up 'Pekka Forsman' in Google