(3GdWHbGJ GdcHQi (B/ s - (3GHf SYO (B: (3GHh YHOGddg eMeO Hf SYO Hf efjY GdHUQis; (3GMeO TeS GdOjf s; (3eMeO YHOGdbGOQ YWG s; (3GHQGgje TeS GdOjf s; (3jMji ebdOs ((3HjQhJ (B: s (3OGQ GdcJH GdYdejI , s, 1991)
Keywords: (3GdJGQjN GdGSdGeis; (3GdJQGLes; (3GdYdeGA GdeSdehfs; (3GdJGQjN GdGSdGei (B- (3JQGLes