(3JGQjN GdeZQH hGdGfOdS ai YUQ GdeQGHWjf(B: s (3OhdI Ydi Hf jhSa GdeQGHWi (B/ s - (3MeOi YHOGdefYe eMeO MSjfs ((3GdGScfOQjI (B: s (3eDSSI THGH GdLGeYI , s, 1986)
Keywords: (3GdGfOdSs; (3GdeZQHs; (3GdJGQjN GdGSdGeis; (3GdJGQjNs; (3GdMVGQI GdGSdGejIs