Karnabos, Dimitris, Roido Mitoula, Alexandra Tragaki, and Constantinos Apostolopoulos. “A Review of Green Public Procurement in the EU”. European Journal of Applied Sciences 10, no. 5 (September 22, 2022): 122–128. Accessed November 24, 2024. http://116.203.177.230/index.php/AIVP/article/view/12703.