(3GdGbJUGO GdSjGSj ddYQGb (B: s (3GYGOI GdJhGRf aj eLJeY eQMdI eG HYO GdUQGY (B/ s - Gunter, Frank R., 1950-; (3GdMeOj, egfO WGdH, s; (3GQbg OGf, UdGM GdOjf Sdje, s ((3HjQhJ, dHfGf (B: s (3efThQGJ VaGa ; s (3HZOGO, GdYQGb (B: s (3OGQ GheG, (B436 (3g`(B. = 2015.s, 2015)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B443-445.s
(3GdfU HGddZI GdYQHjI eJQLe ef GddZI GdGfLdjRjI(B.s
Keywords: (3GdYQGbs -- (3SjGSI GbJUGOjIs -- (3GdbQf (B21.s