(3GdbhGYO GdCSGSjI dQaY caGAI GdELQGAGJ GdCefjI aj GdeWGQGJ (B/s - (3GdMdjGf, KGfj SGde ehSis; (3GdHGR, CMeO YHO Gddgs (1987)
(3jTJed Ydi edGMb(B.s
(3HHdjhLQGajI (B: (3UaMI (B162-165.s
(3jTJed Ydi eSJNdU HGddZJjf GdYQHjI hGdEfLdjRjI(B.s
Keywords: (3GdeWGQGJs -- (3JOGHjQ CefjIs; (3QSGdI LGeYjI (B((3eGLSJjQ(B)s