(3GdbUGU hGdMjGI (B:s (3OQGSI ebGQfI Hjf GdTQjYI GdESdGejI hGdbGfhf GdhVYj (B/s - (3CHh RjO, eMeO YHO GdMejOs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1985)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdbUGU (B((3abg ESdGej(B)s; (3bGfhf GdYbhHGJs -- (3eUQs