Martín Rodríguez, M. “SACA: A Company of INI for the Manufacture of Agricultural Machinery, 1939-1972”. Revista De Historia Industrial — Industrial History Review, vol. 26, no. 68, Jan. 2018, pp. 193-20, https://revistes.ub.edu/index.php/HistoriaIndustrial/article/view/21308.