Diao Kefeng, Zhao Ping, A note on the least number of edges of 3-uniform hypergraphs with upper chromatic number 2,Discrete Mathematics, 306(2006) 670-672.(SCI是什么意思_Diao Kefeng, Zhao Ping, A note on the least number of edges of 3-uniform hypergraphs with upper chromatic number 2,Discrete Mathematics, 306(2006) 670-672.(SCI在线翻译_英语_读音_用法_例句