共 5 条
[1]
Li C., 2006, COMPUTER AGE, V11, P26
[2]
Li J.X., 2009, MARKET MODERNIZATION, V9, P19
[3]
Wang C.Y., 2011, MARKET MODERNIZATION, V9, P56
[4]
Zeng R.X., 2007, TIANJIN VOCATIONAL T, V5, P46
[5]
Zhang Y.X., 2007, E COMMERCE, V4, P129