PHONG, Allen; SEARLE, Tom; PIERCE, Robert; MCNALLY, Michael. P3_7 Freight Train Efficiency. Physics Special Topics, [S. l.], v. 9, n. 1, 2011. Disponível em: https://journals.le.ac.uk/index.php/pst/article/view/1937. Acesso em: 2 apr. 2026.