Merger, M., Carreras, A., Giuntini, A., & International Economic History Congress. (1994). European networks, 19th-20th centuries. New approaches to the formation of a transnational transport and communications system = Réseaux européens, XIXe-XXe siécles. Nouvelles approches sur la formation d'un système transnational de transports... Milano: Università Bocconi.

Merger, Michèle, Albert Carreras, Andrea Giuntini, and International Economic History Congress. European Networks, 19th-20th Centuries. New Approaches to the Formation of a Transnational Transport and Communications System = Réseaux Européens, XIXe-XXe Siécles. Nouvelles Approches Sur La Formation D'un Système Transnational De Transports... Milano: Università Bocconi, 1994.

Merger, Michèle, Albert Carreras, Andrea Giuntini, and International Economic History Congress. European Networks, 19th-20th Centuries. New Approaches to the Formation of a Transnational Transport and Communications System = Réseaux Européens, XIXe-XXe Siécles. Nouvelles Approches Sur La Formation D'un Système Transnational De Transports... Milano: Università Bocconi, 1994.