HERBERT, W. Robert Whiting (1999): Tokyo underworld: The fast times and hard life of an American gangster in Japan. MINIKOMI: Austrian Journal of Japanese Studies, [S. l.], n. 55, p. 29–33, 2000. Disponível em: https://journals.univie.ac.at/index.php/aaj/article/view/055_029-033_REV_HERBERT2000. Acesso em: 2 okt. 2022.