Ipsilandis, Pandelis, Konstantinos Kokkinos, and Nicholas Samaras. “A Roadmap for European Universities Policy Recommendation to Achieve HEI Sustainability: The Case of INVEST EU Alliance”. European Scientific Journal, ESJ 25 (January 10, 2024): 170. Accessed February 2, 2026. https://last.eujournal.org/index.php/esj/article/view/17665.