(3efGgL GdJYdje GdYGe hCgOGagG (B: (3JYeje Qbe (B33/(3e(B/97 (3JaGUjd eMJhi efgL eGOI GdJQHjI GdhWfjI h GdJfTFI GdeOfjs - (3GdeQcR GdJQHhj ddHMhK hGdEfeGAs ((3HjQhJs (3UGOQs, 1997)
(3YfhGf GdZdGa(B: (3JMOjO efGgL GdJYdje eG bHd GdLGeYj h GgOGagGs
Keywords: (3GdefGgL (B-- (3GdJQHjI hGdJYdje, (B.s; (3GdefGgL (B-- (3GdJQHjI GdhWfjI (B-- (3dHfGf, s; (3GdefGgL (B-- (3GdJfTFI GdeOfjI (B-- (3dHfGfs