(3GdefgL GdYdej dQSe GdGSJQGJjLjI GdYGeI ddLgGR GdCefj aj eLJeY eSde (B/s - (3TGHShZ, jhSa TeS GdOjfs; (3GdTjTGfj, YHO GdhgGH YHO GdYRjRs (1986)
(3HHdjhLQGajI (B: (3hQbI (B312-320.s
(3jTJed Ydj EQLGYGJ HHdjhLQGajI(B.s
(3jTJed Ydi eSJNdU HGddZJjf GdYQHjI hGdEfLdjRjI(B.s
Keywords: (3GdESdGe hGdCef GdOGNdjs; (3GdCef GdOGNdjs -- (3JNWjWs -- (3LhGfH OjfjIs; (3QSGdI LGeYjI (B((3eGLSJjQ(B)s