CHEN, W., LEE, C., TAN, A., WETTASINGHE, M., & WONG, P. (2012). FROM DEVICE CENTRIC TO PEOPLE CENTRIC UBIQUITOUS COMPUTING: PRE-SERVICE TEACHERS USING TECHNOLOGY ACROSS SPACES. Research and Practice in Technology Enhanced Learning, 7(1), 45–60. Retrieved from https://rptel.apsce.net/index.php/RPTEL/article/view/2012-07004