(3GdhajGJ(B/s - (3GdSdGej,Jbj GdOjf GdeYGdj eMeO Hf QGaYs; (3YHGS,UGdM egOjs; (3eYQha,HTGQ YhGOs ((3HjQhJ(B[(3dHfGf(B]:s (3eDSSI GdQSGdI,s, 1982)
Keywords: (3GdhajGJs