(3GdLOjO ai GdGfJNGH GdWHjYi (B((3HjhdhLjG(B) / s - (3OhcfR, QjJTGQOs; (3eUWai GHQGgje ageis ([S.N] : (3GdecJHI GdGcGOjejI , s, 1995)
Keywords: (3GdhQGKIs; (3Yde GdGMjGAs; (3GdJWhQs; (3GdGfJNGH GdWHjYis