(3GdSjGSI GdNGQLjI GdaQfSjI GRGA GdhWf GdYQHj efP YGe (B1967 / s - (3HhbfWGQ, GdMSGf, s 1954- ((3HjQhJ, dHfGf (B: s (3eQcR OQGSGJ GdhMOI GdYQHjI (B987.s, 1987)
(3GdGUd QSGdI LGeYjI (B((3OcJhQGg(B)-s
(3jJVef cTGaGJ(B.s
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B243-257.s
Keywords: (3GdHdGO GdYQHjIs -- (3YdGbGJ NGQLjIs -- (3aQfSG(B.s; (3aQfSGs -- (3YdGbGJ NGQLjIs -- (3GdHdGO GdYQHjI(B.s