Păun, Păun, and Costea Costea. “Clustering and Education: A Study on European Schools”. In Navigating the Future: Digitalization, Sustainability, and International Business, edited by Éva Kuruczleki, 250–270. Szegedi Tudományegyetem Gazdaságtudományi Kar, 2025. Accessed July 10, 2025. https://ebook.ek.szte.hu/index.php/szte-gazdasagtudomanyi-kar/catalog/book/348/chapter/640.