(3eXdI GdJCejfGJ GdGLJeGYjI aj CbWGQ GdNdjL GdYQHj (B/ s - (3eLdS hRQGA GdYed hGdTDhf GdGLJeGYjI HOhd eLdS GdJYGhf dOhd GdNdjL GdYQHjI (B((3GdefGeI(B). s (3ecJH GdeJGHYIs ((3GdefGeI (B:s (3eLdS hRQGA GdYed hGdTDhf GdGLJeGYjI HOhd eLdS GdJYGhf dOhd GdNdjL GdYQHjI,s, 1990)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B. s
Keywords: (3GdJCejf GdGLJeGYjs -- (3Ohd GdNdjL GdYQHjI s