BECKER, J.; BRAUN, A.; BUNGE, L.; GEISSLER, P.; JURKAT, K.; KAUFMANN, F.; MAKHOUL, I.; STIEBITZ, J.; TABIOU, M.; UCAR, B. Social Business, Cooperatives and Trade Unions in South Europe. KULT_online, n. 44, 31 Oct. 2015.