(3GddZI GdYQHjI (B: s (3KbGaI YGeI hab efgGL hRGQI GdJYdje GdYGdj dcdjGJ GdeLJeY (B/ s - (3GdeUQj, eMeO YHO GdZfjs; (3GdHQGRj, eLO eMeO GdHGcjQs ((3YeGf (B:s (3OGQ GdeSJbHd,s, 1988)
Keywords: (3GddZI GdYQHjIs; (3GdJYdes; (3GdJQHjIs