(3GdeHGOF GdCSGSjI aj GdcjejGA GdJMdjdjI (B/ s - (3UGdM, fLGI LeYgs ((3HZOGO (B:s (3hRGQI GdJYdje GdYGdj h GdHMK GdYdej (B- (3GdLGeYI GdJcfhdhLjI,s, 1991)
Keywords: (3GdcjejGA GdJMdjdjIs