(3GdWYf aj GdCMcGe GdLfGFjI GdYScQjI hGdJXde ef bQGQGJ GdbHV hGdGYJbGd hETcGdGJ GdJfajP (B/s - (3YHO GdbGOQ, eMeO LeYIs ([(3O(B. (3e(B.] :s (3eMeO LeYI YHO GdbGOQ,s, 1989)
(3HHdjhLQGajI (B: (3U(B. 335-336.s
Keywords: (3GdbGfhf GdYScQjs -- (3eUQs; (3GdbGfhf GdLfGFjs -- (3eUQs; (3GdWYf aj GdCMcGes -- (3eUQs