Sabdenov K, Konysbekova G. PHYSICAL PROPERTIES OF A FREE-PISTON STIRLING ENGINE WITH A REVERSIBLE CHEMICAL REACTION OF DIOXSIDE NITROGEN  TETRAOXSIDE NITROGEN IN THE WORKING GAS. Eurasian phys. tech. j. [Internet]. 2026 Mar. 31 [cited 2026 Apr. 2];23(1 (55):34-47. Available from: https://phtj.buketov.edu.kz/EPTJ/article/view/1405