MATHIEU, Sarah-Jane (Saje). North of the Colour Line: Sleeping Car Porters and the Battle Against Jim Crow on Canadian Rails, 1880-1920. Labour / Le Travail, [S. l.], v. 47, p. 9–41, 2001. Disponível em: https://www.lltjournal.ca/index.php/llt/article/view/5217. Acesso em: 2 jun. 2025.