(3YGde CYeGb GdHMGQs - (3hRGQI GdKbGaI hGdGYdGe (B- (3OGQ KbGaI GdWads ((3OGQ KbGaI GdCWaGds (3HZOGOs, 1986)
Keywords: (3Yde GdHMGQs