Ionita C, Vasilescu E-E, Stanciu C, Pop H, Popa L. Optimization of the air separation process in single stage cryogenic units . Technium [Internet]. 2023 Oct. 9 [cited 2026 Apr. 17];14:14-7. Available from: https://www.techniumscience.com/index.php/technium/article/view/9666