Zhuravlev, Yury, Andrey Perminov, Yury Lukyanov, Sergey Tikhonov, and Alexander Ilyin. “CONSTRUCTION OF PISTON OUTER PROFILE FOR ROTARY TYPE EXPANSION MACHINE”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 3 (June 20, 2019): 257–260. Accessed December 14, 2024. https://journals23.rta.lv/index.php/ETR/article/view/4059.