(3GdadSaI aj GdgfO bWGYGJgG GdgfOhcjI h GdESdGejI h GdeYGUQI eY ebOeGJ Yf GdadSaI GdTQbjI aj GdUjf (B/ s - (3RjYhQ, Ydjs ((3HjQhJ (B:s (3eDSSI YRGdOjf ddWHGYI,s, 1993)
Keywords: (3GdadSaI GdgfOjIs