Dung, Hoang Anh, Le Hai An, and Li Gensheg. “Numerical Simulation of Bottomhole Flow Filed of PDC Bit With Side Nozzles”. Petrovietnam Journal 60 (June 28, 2012): 36-39. Accessed January 20, 2026. http://www.pvj.com.vn/index.php/TCDK/article/view/968.