(3HOGjGJ GdfgVI GdKbGajI aj efXeI GdNdjL GdYQHj aj GdfUa GdChd ef GdbQf GdYTQjf (B/ s - (3GdRjOj, eajO s ((3CHh XHj (B: s (3eQcR GdEeGQGJ ddOQGSGJ hGdHMhK GdESJQGJjLjI, s, 1998)
(3HHdjhLQGajI (B: (3UaMI (B59-81.s
Keywords: (3GdKbGaI s -- (3Ohd GdNdjL GdYQHjIs; (3Ohd GdNdjL GdYQHjI s -- (3SjGSI KbGajIs