P. Fang, M. . Li, H. Zheng, Y. Han, H. Feng, and Y. Hou, “Mechanism of Casing Ovality Deformation in Deep Shale Gas Wells during Hydraulic Fracturing”, IJMEE, vol. 8, no. 3, pp. 67–80, Mar. 2026, doi: 10.62051/ijmee.v8n3.09.