Iriarte Goñi, Iñaki. “The International Integration of the Spanish Forestry Sector, 1849-1935”. Revista de Historia Industrial — Industrial History Review 1, no. 27 (July 19, 2017): 13–47. Accessed April 12, 2025. https://revistes.ub.edu/index.php/HistoriaIndustrial/article/view/19539.