AI Ibrahim، A. A. M.، و Otis، D. R. (1991). Transient Air Temperature and Pressure Measurements During the Charging and Discharging Processes of an Actuating Pneumatic Cylinder (رسالة ماجستير غير منشورة). University of Wisconsin–Madison، ماديسون. مسترجع من http://search.mandumah.com/Record/615075
AI Ibrahim، Abd Alrahman Mohammed، و David R. Otis. "Transient Air Temperature and Pressure Measurements During the Charging and Discharging Processes of an Actuating Pneumatic Cylinder" رسالة ماجستير. University of Wisconsin–Madison، ماديسون، 1991. مسترجع من http://search.mandumah.com/Record/615075