. (1989). -. (e16990). Journal of Science,University of Tehran(not publish), 1تا4(0), e16990

. "-" .e16990 , Journal of Science,University of Tehran(not publish), 1تا4, 0, 1989, e16990.

. (1989). '-', Journal of Science,University of Tehran(not publish), 1تا4(0), e16990.

, "-," Journal of Science,University of Tehran(not publish), 1تا4 0 (1989): e16990,

. -. Journal of Science,University of Tehran(not publish). 1989;1تا4(0):e16990 (In Persian).