HERDZIK, J. Remarks about the European Ports’ Regulations of Natural Gas Bunkering. Scientific Journal of Gdynia Maritime University, [S. l.], n. 100, p. 100–108, 2017. Disponível em: https://sjgmu.umg.edu.pl/index.php/sjgmu/article/view/181. Acesso em: 19 sep. 2024.