. (1971). -. (e26673). University College of Engineering, 20(0), e26673
. "-" .e26673 , University College of Engineering, 20, 0, 1971, e26673.
. (1971). '-', University College of Engineering, 20(0), e26673.
, "-," University College of Engineering, 20 0 (1971): e26673,
. -. University College of Engineering. 1971;20(0):e26673 (In Persian).
