This author has not been identified. Look up 'Lara Harrison' in GoogleThis author has not been identified. Look up 'Prasun Dastidar' in GoogleThis author has not been identified. Look up 'Hannu Eskola' in GoogleThis author has not been identified. Look up 'Ritva Järvenpää' in GoogleThis author has not been identified. Look up 'Hannu Pertovaara' in GoogleThis author has not been identified. Look up 'Tiina Luukkaala' in GoogleThis author has not been identified. Look up 'Pirkko-Liisa Kellokumpu-Lehtinen' in GoogleThis author has not been identified. Look up 'Seppo Soimakallio' in Google