(3Mhd GdCOjH hGdhGbY (B/s - (3HOQ, YHO GdeMSf Wgs ((3GdbGgQI (B((3eUQ(B) :s (3OGQ GdeYGQa,s, 1981)
(3jTJed Ydi GQLGYGJ HHdjhLQGajIs
(3O(B. (3LGHQ YUahQ ;s
Keywords: (3GdGOH GdYQHis -- (3JGQjN hfbOs