array(6) { [0]=> string(97) "社区发现资料包aa\[2008]-Fast unfolding of communities in large networks-[Vincent D Blondel" [1]=> string(20) " Jean-Loup Guillaume" [2]=> string(17) " Renaud Lambiotte" [3]=> string(22) " Etienne Lefebvre].pdf" [4]=> string(8) " 1197310" [5]=> string(21) " 2013-07-12 22:50:3 " } array(5) { [0]=> string(128) "社区发现资料包aa\[2012]-Overlapping Comunity Detection in Networks-the State of the Art and Comparative Study-[Jierui Xie" [1]=> string(15) " Stephen Kelley" [2]=> string(27) " Boleslaw K. Szymanski].pdf" [3]=> string(7) " 472952" [4]=> string(21) " 2012-07-30 21:36:3 " }