(3JhLjg GdWad GdeJahb YbdjG eQLY Yde ddCHGA hGdeYdejf (B/ s - (3hjH(B\ (3MjeS Js; (3ejcSJQhb(B, (3GdjRGHjKs ((3GdchjJ (B: s (3GdLeYjI GdchjJjI , s, 1985)
Keywords: (3GdGWaGds; (3Gdfehs