BOEVSKY, I.; KOSTENAROV, K. Classification of Cooperatives, Presenting It as a Complex Phenomenon and a Cooperative Social and Corporate Entrepreneur. Economy and Business Yearbook, [S. l.], v. 8, p. 114–118, 2023. DOI: 10.33919/EcoBY.23.8.11. Disponível em: https://ojs.nbu.bg/index.php/EcoBY/article/view/1343. Acesso em: 7 dec. 2025.