User and Concept Studies as Tools in Developing Mobile Communication Services for the Elderly
2002 ◽
Vol 6
(2)
◽
pp. 113-124
◽
2014 ◽
Vol 6
(2)
◽
pp. 1-16
◽
Keyword(s):
Keyword(s):
2008 ◽
Vol 10
(4)
◽
pp. 415-429
◽
2016 ◽
Vol 65
(10)
◽
pp. 8432-8443
◽