Mihoko Otake Motoichiro Kato Toshihisa Takagi Shuichi Iwata Hajime Asama Jun Ota Multiscale Service Design Method and Its Application to Sustainable Service for Prevention and Recovery from Dementia. 321-330 2010 JSAI-isAI Workshops http://dx.doi.org/10.1007/978-3-642-25655-4_31 conf/jsai/2010 db/conf/jsai/jsai2010.html#OtakeKTIAO10