Nguyen Thi Kim Dung, Nguyen Van Ngo, Do Thanh Trung, Hoang Anh Dung, Ngo Thi Nguyen, Ta Van Thinh. Study on the formulation of additives to improve elasticity, tensile strength, and crack propagation resistance of the cement sheath in oil and gas well cementing . PVJ [Internet]. 2025Feb.25 [cited 2026Apr.16];10:38-. Available from: http://dacsandaukhi.com.vn/index.php/TCDK/article/view/1120