(3ebOeI aj GdGfMQGa GdGLJeGYj (B/s - (3cGQI, eUWai YHO GdeLjOs ((3HjQhJ (B:s (3eYgO GdEfeGA GdYQHj,s, 1992)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3LfGM GdCMOGKs; (3Yde GdfaS GdGLJeGYjs; (3GdGfMQGa GdGLJeGYjs