(3GdGTYI GdSjfjI hJWHjbGJgG GdgfOSjI (B/ s - (3SYjO YHOGdZaGQs; (3cGdJi, H (B0 (3Os; (3UdGM YGeQ (B((3eQGLY(B)s; (3UHMi eMeO Ydis ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1985)
Keywords: (3GdGTYGYs; (3GTYI GcSs; (3GdGTYGY GdcejGFis; (3Yde GdHddhQGJs; (3GdehLGJ GdeZfGWjSjI GdcgQHGFjIs