(3ebGQfI Hjf GLJeGYj GdZOjQ hGdSbjaI (B/ s - (3NdjaI, GHQGgje eMeO, s ([(3HjQhJ, dHfGf(B] : s (3OGQ HdGd, s, 1984)
(3jJVef GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdTjYIs -- (3JGQjN(B.s; (3GdTjYIs -- (3ePGgH(B.s; (3jhe GdZOjQs -- (3JGQjN(B.s