(3GdGecGfGJ GdYQHjI (B: s (3GYGOI fXQ hJbhje aj VhA JfejI HOjdI (B/ s - (3fUGQ, Ydj, s ((3HjQhJ, dHfGf (B: s (3eQcR OQGSGJ GdhMOI GdYQHjI (B982.s, 1982)
(3jJVef cTGaGJ(B.s
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B115-124.s
Keywords: (3GdHdGO GdYQHjIs -- (3GMhGd GbJUGOjI(B.s; (3GdHdGO GdYQHjIs -- (3SjGSI GbJUGOjI(B.s