UJI PERFORMANCE STIRLING ENGINE TIPE GAMMA MENGGUNAKAN SPIRITUS PREMIUM DAN PERTAMAX. CHASSIS, [S. l.], v. 1, n. 2, p. 12–19, 2026. Disponível em: https://jurnal.uniwa.ac.id/index.php/chassis/article/view/188. Acesso em: 4 nov. 2026.