(3ebOeI aj COH GdCWaGd (B/ s - (3OjGH, eaJGM eMeOs ((3WQGHdS (B( (3djHjG (B) :s (3GdefTCI GdYGeI ddfTQ h GdJhRjY h GdEYdGf,s, 1985)
Keywords: (3COH GdCWaGds