Garrués Irurzun, Joseán. “Merit and Problems of the Pioneer Companies of Electricity: Arteta, 1893/98-1961”. Revista de Historia Industrial — Industrial History Review 15, no. 31 (July 25, 2017): 65–107. Accessed May 3, 2024. https://revistes.ub.edu/index.php/HistoriaIndustrial/article/view/19662.