Andruk МS, Voshchynskyi VS. THE MATHEMATICAL MODEL OF HERMETICITY PNEUMATIC SYSTEM IN INSTALLATIONS OF THE FIELD WITH REFERENCE GAS METERS. mpky [Internet]. 2018 Dec. 1 [cited 2024 Apr. 20];(2(41):92-9. Available from: https://mpky.nung.edu.ua/index.php/mpky/article/view/466