Arbaiza, Mercedes. “Bizkayan Industrial Workers ‘life Conditions at the End of the XIXth Century. A Study through Morbidity-Mortality”. Revista de Historia Industrial — Industrial History Review, no. 8 (March 24, 2017): 65–97. Accessed May 2, 2024. https://revistes.ub.edu/index.php/HistoriaIndustrial/article/view/18272.