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WikiPedia: Giải_vô_địch_bóng_đá_U-20_Đông_Nam_Á_2007 http://www.aseanfootball.org/download/U20_RulesReg... http://www.aseanfootball.org/news_d.asp?id=178 http://www.aseanfootball.org/news_d.asp?id=179 http://www.aseanfootball.org/news_d.asp?id=181 http://www.aseanfootball.org/news_d.asp?id=184 http://www.aseanfootball.org/news_d.asp?id=185 http://www.aseanfootball.org/news_d.asp?id=187 http://www.aseanfootball.org/news_d.asp?id=190 http://www.fas.org.sg/default.asp?V_DOC_ID=2653&pg... http://english.vietnamnet.vn/sports/2007/08/725707...