G.Zh. Bimbetova, N.A. Besbayeva, M.S. Yessimov. DRILLING OF OIL AND GAS WELLS IN UNSTABLE CLAY FORMATIONS. ISS [Internet]. 2026 Mar. 30 [cited 2026 Apr. 30];(12). Available from: https://ojs.publisher.agency/index.php/ISS/article/view/8161