(3aj GdSjQc (B: s (3cJGH ddJdhjf (B/ s - (3QhajQj, dhjLjs ((3HZOGO (B:s (3hRGQI GdKbGaI hGdEYdGe (B- (3OGQ KbGaI GdCWaGd,s, 1984)
Keywords: (3GdJQajgs