Burgumbayeva S, Zhussupova D, Koshkarova B. Mathematical modelling of the process of natural gas transportation via pipe networks using crossing-branch method. JMMCS [Internet]. 2024 Apr. 5 [cited 2024 Jul. 3];121(1):12-26. Available from: https://bm.kaznu.kz/index.php/kaznu/article/view/1387