Al Hashim، H. S.، و Bass، D. M. (1982). The Effect of Finite Conductivity Vertical Fracture and Turbulent Flow on the Transient Pressure Behavior of Fractured Gas Wells (رسالة دكتوراه غير منشورة). Colorado School of Mines، غولدن. مسترجع من http://search.mandumah.com/Record/617042
Al Hashim، Hasan Salman، و D. M. Bass. "The Effect of Finite Conductivity Vertical Fracture and Turbulent Flow On the Transient Pressure Behavior of Fractured Gas Wells" رسالة دكتوراه. Colorado School of Mines، غولدن، 1982. مسترجع من http://search.mandumah.com/Record/617042