(3GdJMcje ai EWGQ GdeQcR GdGbdjei HGdbGgQI heOi NVhYg ddbGfhf GdeUQi (B/s - (3SGejI QGTOs ((3GdEScfOQjI (B:s (3efTCI GdeYGQa,s, 1986)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdJMcjes; (3JMcje GdeQcR GdGbdjeis