by Liping, ZHANG, Yan, WANG, Boqing, DONG, Zengyao, ZHOU
Published in Frontiers of education in China (2009)

by Zhang, Liping, Wang, Yan, Dong, Boqing, Zhou, Zengyao
Published in Frontiers of education in China (01.06.2009)

by Huang, Sue-Fen
Published in MATEC web of conferences (01.01.2018)

by Pai-hsiang Huang, Shing-Ho Chiang, Jeng-Fung, Hung
Published in Jiao yu ke xue yan jiu qi kan (01.10.2007)