Khokerashvili Z, Tsanava D, Machavariani N. Propagation of carbon monoxide in road tunnels in case of fire by considering the critical velocity, backlayering and gradient factor . GS [Internet]. 2022 Dec. 13 [cited 2024 Nov. 22];4(5):334-6. Available from: https://journals.4science.ge/index.php/GS/article/view/1378