(3GdUaGJ GdEdgjI Hjf GdSda hGdNda (B/s - (3Gdhcjd, YHO GdQMef s 1913-1971 ((3OefghQ(B- (3eUQ(B:s (3OGQ djfI ,s, 1992)
Keywords: (3EdgjGJs -- (3GdUaGJ s