Araus, Mª del Mar, and Ana Sánchez. “ZYX Editorial, SA.: Workers’ Publishing House Against ‘Franquismo’”. Social and Education History 4, no. 3 (October 22, 2015): 260–286. Accessed May 2, 2024. https://www.hipatiapress.com/hpjournals/index.php/hse/article/view/1729.