Trinh DT, Tran NT, Nguyen HT. Building a Mathematical Equation for Describing Volume Changes in Suction and Pumping Chambers of an Improved Type of the Roots Blower. old [Internet]. 2020 Mar. 15 [cited 2025 Aug. 2];(141):22-7. Available from: https://jst.vn/index.php/old/article/view/546