(3TQM bGfhf GdYbhHGJ (B: s (3GdbSe GdNGU(B. s (3GdLRA GdChd, s (3GdLQGFe GdhGbYI Ydi Cef GdOhdI GdNGQLj (B/ s - (3GdNGfj, QjGV s; (3GdMcje, LGc jhSa s ((3OeTb (B: s (3LGeYI OeTb, s, 1982)
Keywords: (3bGfhf GdYbhHGJ s; (3GdLQGFe GdSjGSjIs