Petrescu, Claudia, and Mihaela Lambru. “Introduction: Social and Solidarity Economy – Challenges and Perspective for Sustainable Development”. Calitatea Vieții 31, no. 1 (June 30, 2020): 3–4. Accessed April 26, 2025. https://www.revistacalitateavietii.ro/journal/article/view/24.