Szpilko, D., Rzepka, A., Nica, E., Lăzăroiu, G., & Gedeon, T. (2025). What factors will shape the future of sustainable and smart cities in Europe? Evidence from the Delphi study. Economics and Environment, 94(3), 1272. https://doi.org/10.34659/eis.2025.94.3.1272