(3bQI GdYjf ai TQM Mce GdYGQa HGddg GHf YWGA Gddg GdScfOQi(B/s - (3RQhb (B: (3GMeO Hf GMeO (B: s (3J(B1493s; (3GHf GdTQja (B: (3eMehOs ((3HjQhJ(B:s (3efThQGJ GdecJHI GdYUQjI(B:s, 1973)
(3GdecJHI JbJfi GdLRA GdGhd abWs
Keywords: (3GdJUha GdGSdGeis