(3ecGaMI LQGFe GdSjGMI (B:s (3CYeGd GdOhQI GdJOQjHjI (B... /s - (3GdOhQI GdJOQjHjI Mhd ecGaMI LQGFe GdSjGMI (B: s 1986 : (3GdQjGV(B)s ((3GdQjGV (B:s (3GdeQcR GdYQHj ddOQGSGJ GdCefjI hGdJOQjH,s, 1992)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdSjGMI s -- (3bhGfjf hJTQjYGJs; (3LQGFe GdSjGMI s