VU, Minh Hieu; HO, Huu Chan; LE, Van Cong; PARK, Chan Woo; TRAN, Dang Quoc. A Study on Performance and Emission Characteristics of Direct Injection Naturtal Gas Engine. JST: Engineering And Technology For Sustainable Development, [S. l.], v. 32, n. 4, p. 40–47, 2022. DOI: 10.51316/jst.161.etsd.2022.32.4.6. Disponível em: https://jst.vn/index.php/etsd/article/view/307. Acesso em: 21 aug. 2025.