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1993 Dec 29: °íÀÀÀÏ(Indiana Univ.);  Operators on a Fimite Dimensional Space

1994 Apr 1: °íÀÀÀÏ(¼­¿ï´ë);  Subscalar ÀÛ¿ë¼Ò¿¡ °üÇÏ¿© I

1994 Apr 8: °íÀÀÀÏ(¼­¿ï´ë);  Subscalar ÀÛ¿ë¼Ò¿¡ °üÇÏ¿© II