UJI PERBANDINGAN STIRLING ENGINE TIPE GAMMA MENGGUNAKAN SPIRITUS PREMIUM DAN PERTAMAX. CHASSIS, [S. l.], v. 1, n. 1, p. 20–32, 2020. Disponível em: https://jurnal.uniwa.ac.id/index.php/chassis/article/view/183. Acesso em: 11 may. 2025.