id: 70792623 dt: a an: 70792623 au: Kim, Tai-Jong; Kim, Min-Cheol ti: Context awareness using semantic web technology in the ubiquitous learning service so: ICCSA (1), 501-515 (2008). py: 2008 pu: la: EN cc: ut: ci: li: doi:10.1007/978-3-540-69839-5_37