"’£‰Ã,”~Žº”Ž�s","�‚—îŽÒ‚Ì�V‚µ‚¢‹Z�p‚ÌŽó—e‚â—˜—p‚Ì’†Ž~‚ƃRƒ“ƒsƒ…�[ƒ^‚ɑ΂·‚é‘Ô“x‚Æ‚ÌŠÖŒW","ƒWƒFƒ�ƒ“ƒeƒNƒmƒ�ƒW�[ƒtƒH�[ƒ‰ƒ€2012 “Á•Ê�u‰‰‰ï ‹y‚Ñ ISG“ú–{Žx•”Œ¤‹†”­•\‰ï","ƒWƒFƒ�ƒ“ƒeƒNƒmƒ�ƒW�[ƒtƒH�[ƒ‰ƒ€2012 “Á•Ê�u‰‰‰ï ‹y‚Ñ ISG“ú–{Žx•”Œ¤‹†”­•\‰ï —\�e�W","ŽY‹Æ‹Z�p‘��‡Œ¤‹†�Š�EISG“ú–{Žx•”",,,"pp. 25-28",2012,Dec.
"Jia Zhang,Hiroyuki Umemuro","Longitudinal Study on Relationships Between Technology Adoption and Computer Attitudes of Older People","Interfaces and Human Computer Interaction 2012","Proceedings of Interfaces and Human Computer Interaction 2012",,,,"pp. 180-184",2012,July
"Jia Zhang,Hiroyuki Umemuro","When older adults start and stop to use technologies: Long term study on technology usage, computer attitudes and cognitive abilities of Japanese older adults","ISG*ISARC World Conference","Proceedings of ISG*ISARC World Conference",,,,,2012,June
"Jia Zhang,Hiroyuki Umemuro","Older adults' hedonic and eudaimonic well-being in information and communication technology activities",,"Gerontechnology",,"vol. 10","no. 4","pp. 231-243",2012,May
"Jia Zhang,Hiroyuki Umemuro","Do Hedonic and Eudaimonic Well-Being of Online Shopping Come from Daily Life Experience?","6th International Conference on Universal Access in Human-Computer Interaction","Universal Access in HCI","Springer-Verlag Berlin Heidelberg","  Part II","  LNCS 6766","pp. 519?522",2011,July
"Jia Zhang,Hiroyuki Umemuro","Older Adults�f Well-being in Daily Life and in Information and Communication Technology Activity","International Society for Gerontechnology Japan Chapter Annual Meeting 2010","Proceedings of International Society for Gerontechnology Japan Chapter Annual Meeting 2010",,,,"pp. 41-46",2010,Dec.