1. Bellofiore, R., and M. Tomba. 2011. “On Italian Workerism.” libcom.org, 9 September. http://libcom.org/library/italian-workerism.
2. Bologna, S. 2014. “Workerism beyond Fordism: On the Lineage of Italian Workerism.” Viewpoint Magazine, 15 December. https://www.viewpointmag.com/2014/12/15/workerism-beyond-fordism-on-the-lineage-of-italian-workerism.
3. Boutang, Y. M. 2018. “Forms of Unfree Labour, History or Pre-History of Capitalism?” Viewpoint Magazine, 1 February. https://www.viewpointmag.com/2018/02/01/forms-unfree-labor-primitive-accumulation-history-prehistory-capitalism.