Tu An, B., Kien Cuong, N., Quang Khanh, D., Huu Tuan, T., & Phuoc Hao, L. (2003). PRESURE DROP MODELING IN DRILLING HYDRAULICS. Science and Technology Development Journal, 6(11), 98-106. https://doi.org/https://doi.org/10.32508/stdj.v6i11.3383