. (3OhQ GdUMGaI GddHfGfjI aj GdYGde GdYQHj MGVQkG heSJbHdkGs - . (3HSJQS, ZSGfs ((3HjQhJs, 1977)
(3eQGLY aj BNQ GdcJGHs
Keywords: (3GdUMGaI GddHfGfjIs -- (3JGQjNs