(3af GdJYdje YfO HOQ GdOjf Hf LeGYI (B639(3g` (B- 733(3g` (B: s (3ceG jHOh aj cJGHg JPcQI GdSGeY h GdeJcde aj COH GdYGde h GdeJYde (B/ s - (3YHO GdYGd, MSf EHQGgjes ((3GdQjGV (B:s (3ecJH GdJQHjI GdYQHj dOhd GdNdjL,s, 1985)
Keywords: (3GdJQHjIs; (3JGQjN GdJQHjIs; (3GdeeGdjc (B1250-1517s; (3GdJOQjSs