(3GdTQWI hGdTYH (B/s - (3YHO GdQMje UObj(B.s ((3GdbGgQI (B: s (3ecJHI fgVI GdTQb,s, 1986)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3SdWGJ eCehQi GdVHW aj GdCMhGd GdYGOjIs -- (3eUQs; (3GdTQWIs -- (3eUQs; (3bGfhf GdELQGAGJ GdLfGFjIs -- (3eUQs