(3GdGVMhjI ai GdeYGO (B/ s - (3MSf YGUis; (3GHf SjfG(B: (3TQa Gdedc GHhYdi GdMSjf Hf YHOGddg GdMSjf Ydi GdHNGQis ([S.N] : (3GdeDSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY , s, 1987)
Keywords: (3GdadSaI GdGSdGejIs; (3GdQSGFd GdYQHjI GdadSajIs