(3TQM bGfhf GdYbhHGJ (B:s (3GdbSe GdNGU(B.s (3GdLRA GdChd,s (3GdLQGFe GdhGbYI Ydi Cef GdOhdI GdNGQLj (B/s - (3GdNGfj, eMeO QjGVs; (3GdMcje, LGc jhSas ((3OeTb (B:s (3LGeYI OeTb, eOjQjI GdcJH GdLGeYjI,s, 1985)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3bGfhf GdYbhHGJs -- (3ShQjGs; (3GdLQGFe GdSjGSjIs -- (3ShQjGs