(3GdhLjR aj GdEadGS (B/ s - (3aNQj, QaYJ s; (3YKeGf, YHO GdMcje eMeO s ([(3O(B. (3e(B.] : s (3fjh ChaSJ, s, 1990)
Keywords: (3GdbGfhf GdJLGQj s -- (3eUQ s; (3GdEadGSs -- (3bhGfjf hJTQjYGJ s -- (3eUQ s