(3aVGFd HjJ GdebOS aj eNWhWGJ YQHjI bOjeI s :(3OQGSI JMdjdjI hfUhU eNJGQg eMbbIs - (3GHQGgje ,eMehOs ((3GdchjJs :(3GdefXeI GdYQHjI ddJQHjI hGdKbGaI hGdYdhes, 1985)
(3HHdhZQGajG haj GdfgGjI GdUMGFas
Keywords: 1- (3GdbOS (B- (3JGQjNs