(3GdYde hGdbje GdGfSGfjI (B/ s - (3YOfGf NGdO (B((3eJQLe(B)s; (3HQhfSci, Ls ([S.N] : (3OGQ GdeGehf ddJQLeI hGdfTQ , s, 1989)
Keywords: (3GdadSaIs; (3fXQjGJs; (3GdadSaI GdZQHjIs