. (1971). -. (e26145). University College of Engineering, 21(0), e26145
. "-" .e26145 , University College of Engineering, 21, 0, 1971, e26145.
. (1971). '-', University College of Engineering, 21(0), e26145.
, "-," University College of Engineering, 21 0 (1971): e26145,
. -. University College of Engineering. 1971;21(0):e26145 (In Persian).
