(3eQGSe GdGfJSGH ai eYGde GdMSGH (B/ s - (3jYjT Hf GHQGgje GdGehis; (3GMeO Sdje SYjOGfs ((3OeTb (B:s (3eYgO GdJQGK GdYdei GdYQHi (B- (3LGeYI MdH ,s, 1981)
Keywords: (3GdeNWhWGJ GdYQHjIs; (3GdMSGHs; (3GdeNWhWGJ (B- (3JMbjbs