(3HMK LQjeJi GdSQbI hNjGfI GdCeGfI (B:s (3OQGSI bGfhfjI ebGQfI (B/s - (3Ydi MSjf GdNdas ((3HZOGO (B:s (3LGeYI HZOGO,s, 1967)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdLfGFis; (3GdLQGFe GdeGSI HGdCehGds; (3GdSQbI s; (3NjGfI GdCeGfIs