SALEM A. SHFFAT; MOHAMED ISMAEL BATTI; AHMED, A. A. Modeling and Comparison of a Beta-Type Stirling Engine Supplied By Air, Nitrogen and Helium Gases. African Journal of Advanced Pure and Applied Sciences , [S. l.], v. 1, n. 2, p. 35–44, 2022. DOI: 10.65418/ajapas.v1i2.98. Disponível em: https://aaasjournals.com/index.php/ajapas/article/view/98. Acesso em: 24 jan. 2026.