(3LOdjI GdNaGA h GdJLdi (B: s (3OQGSI HfjhjI ai GdTYQ (B/ s - (3GHh GOjH (B: (3ceGds ((3HjQhJ (B: s (3OGQ GdYde ddedGjjf (B: s, 1979)
(3jTJed Ydi GQLGYGJ HHdjhLQGajIs
Keywords: (3GdTYQ GdYQHis -- (3JGQjN h fbOs