Wei Wang Shaochun Zhong Zhuo Zhang Senlin Lv Lina Wang Empirical Research and Design of M-Learning System for College English. 524-535 2009 Edutainment http://dx.doi.org/10.1007/978-3-642-03364-3_65 conf/edutainment/2009 db/conf/edutainment/edutainment2009.html#WangZZLW09