(3GdGQgGH(B: (3GdGSHGH hGSJQGJjLjI GdehGLgI QDjI ai GfKQhHhdhLjG GdLQjeI (B/ s - (3eMeO jSQi GHQGgje OYHSs ([S.N] : (3hcGdI GdHfG ddfTQ hGdJhRjY , s, 1994)
Keywords: (3eUQs; (3GdGQgGHs; (3GdLQGFe GdSjGSjIs; (3GdGSdGe hGdSjGSIs