. (1968). -. (e26620). University College of Engineering, 11(0), e26620
. "-" .e26620 , University College of Engineering, 11, 0, 1968, e26620.
. (1968). '-', University College of Engineering, 11(0), e26620.
, "-," University College of Engineering, 11 0 (1968): e26620,
. -. University College of Engineering. 1968;11(0):e26620 (In Persian).
