. (2002). ABSTRACT OF PAPERS IN ENGLISH. Sharif Journal of Mechanical Engineering, 18(21), 84-81.

. "ABSTRACT OF PAPERS IN ENGLISH", Sharif Journal of Mechanical Engineering, 18, 21, 2002, 84-81.

. (2002). 'ABSTRACT OF PAPERS IN ENGLISH', Sharif Journal of Mechanical Engineering, 18(21), pp. 84-81.

, "ABSTRACT OF PAPERS IN ENGLISH," Sharif Journal of Mechanical Engineering, 18 21 (2002): 84-81,

. ABSTRACT OF PAPERS IN ENGLISH. Sharif Journal of Mechanical Engineering. 2002;18(21):84-81 (In Persian).