(3ebheGJ GdGfJGL hGdGfeGA GdGbJUGOi (B: s (3GSS LZQGajI GdGfJGL (B/ s - (3Ydi hgHs ((3HjQhJ (B: s (3OGQ GdacQ GddHfGfi , s, 1996)
Keywords: (3GUdGM GdGQGVis; (3GdGfJGL GdRQGYis; (3Gdbhi GdeGFjIs; (3GdefJLGJ GdUfGYjIs; (3GdefJLGJ GdRQGYjIs