. (1978). -. (e16576). Journal of Science,University of Tehran(not publish), 1(0), e16576

. "-" .e16576 , Journal of Science,University of Tehran(not publish), 1, 0, 1978, e16576.

. (1978). '-', Journal of Science,University of Tehran(not publish), 1(0), e16576.

, "-," Journal of Science,University of Tehran(not publish), 1 0 (1978): e16576,

. -. Journal of Science,University of Tehran(not publish). 1978;1(0):e16576 (In Persian).