"Ci Sung Dynasty, 960-1279." . . . . . . "Song ci hu jian kao" . . "宋詞四考" . . "Li song ci hu jian kao" . . "Song ci si kao" . . . . . . "宋詞互見考" . . . . . "李宋詞互見考" . . . "Authorship, Disputed." . . . . "Ci Song li shi yu pi ping." . . "詞 宋 歷史與批評" .