(3GdejGg hSdGe GdTQb GdGhSW (B/ s - (3GdSeGf, fHjd, s ([(3ecGf GdfTQ ZjQ eMOO(B] : s [(3GdfGTQ ZjQ eMOO(B](3, s, 1980)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B170-173.s
Keywords: (3GdejGgs -- (3LhGfH SjGSjIs -- (3GdTQb GdGhSW(B.s; (3eUGOQ GdejGgs -- (3GdTQb GdGhSW(B.s