(3GSJQGJjLjI efY GdLQjeI (B/s - (3GdYfSj, YHO Gddg Ydj YGjVs; (3GdTjTGfj, YHO GdhgGH Hf YHO GdYRjR s (1986)
(3HHdjhLQGajI (B: (3hQbI (B169-178.s
(3jTJed Ydi eSJNdU HGddZJjf GdYQHjI hGdEfLdjRjI(B.s
Keywords: (3ecGaMI GdLQjeIs; (3QSGdI LGeYjI (B((3eGLSJjQ(B)s