OPPENRIEDER, Elias. Tomáš Nigrin: The Rise and Decline of Communist Czechoslovakia’s Railway Sector. Zeitschrift für Ostmitteleuropa-Forschung, [S. l.], v. 74, n. 1, p. 134–135, 2025. DOI: 10.25627/202574111658. Disponível em: https://openjournals.osmikon.de/zfo/article/view/11658. Acesso em: 16 sep. 2026.