POPESCU, Irina Alina; REIS MOURAO, Paulo; BILAN, Yuriy. Innovation, coopetition and spillover effects in European regions. Journal of Business Economics and Management, [S. l.], v. 24, n. 5, p. 818–840, 2023. DOI: 10.3846/jbem.2023.19890. Disponível em: https://journals.vilniustech.lt/index.php/JBEM/article/view/19890. Acesso em: 26 may. 2025.