Доник ВД. MATHEMATICAL MODEL OF DETERMINATION OF AIR COSTS FOR THE POLYTROPIC PROCESS DURING THE SEALING OF AN AIRCRAFT COMPARTMENT. Proceedings of National Aviation University [Internet]. 2021 Mar. 15 [cited 2024 Nov. 28];14(3):23-6. Available from: https://jrnl.nau.edu.ua/index.php/visnik/article/view/15188