(3GdLGdjI GdGejQcjI ai dHfGf h GdeTcdI GdadSWjfjI (B: s (3OQGSI ai JZjQ GdBQGA h GdGJLGgGJ (B/ s - (3SQMGf (B: (3HGSes ((3HjQhJ (B: s (3efXeI GdJMQjQ GdadSWjfjI (B: (3eQcR GdGHMGK (B: s, 1969)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI (B((3U(B69-71)s
Keywords: (3GdbVjI GdadSWjfjIs