(3GdeWQ(B:s (3eLehYI bUUjI ef caGM GdTYH GdajJfGej(B/s - ((3O(B-(3e(B)s ((3HZOGO(B:s (3OGQ GdTDhf GdKbGajI,s, 1986)
Keywords: (3GdGOH GdajJfGejs