(3eY GdeUWai Ydjg GdUdGI h GdSdGe (B/ s - (3HfJ GdTGWF, s 1913-1998(3, s ((3HjQhJ, dHfGf (B: s (3OGQ GdcJGH GdYQHj (B983.s, 1983)
(3jJVef EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3eMeO (B((3Udi Gddg Ydjg hBdg hSde(B)(3, s -- (3fHj GdGSdGe, s -- 53 (3bHd GdgLQI(B-11 (3gLQj(B.s; (3GdSjQI GdfHhjI(B.s