(3TYQ GdSjQI GdfHhjI OQGSI JhKjbjI (B/ s - (3Thbi QjGV GMeOs ([S.N] : (3OGQ GdeGehf ddJQLeI hGdfTQ , s, 1987)
Keywords: (3GdTYQ GdOjfis; (3GdTYQ GdUhais