Aceleanu, M.I., Serban, A.C. Suciu, M.C.&Bitoiu, T.I. (2019). The Management of Municipal Waste through Circular Economy in the Context of Smart Cities Development, IEEE ACCESS, (7), 133602-133614;10.1109/ACCESS.2019.2928999
Alonso-Almeida, M.D., Rodriguez-Anton, J.M., Bagur-Femenias, L. &Perramon, J. (2021). Institutional entrepreneurship enablers to promote circular economy in the European Union: Impacts on transition towards a more circular economy, Journal of Cleaner Production, 281, DOI: 10.1016/j.jclepro.2020.124841;
Baran, B. (2019). The Circular Economy in EU Policy as a Response to Contemporary Ecological Challenges. Gospodarka Narodowa. the Polish Journal of Economics, 300(4), 31-51. https://doi.org/10.33119/GN/113064;
Barandika, G., Bazan, B., Urtiaga, M.K., Arriortua, M.I. (2017). The Circular Economy Concept in the Formation Of Eidos Doctorates (UPV/EHU), 9th International Conference on Education And New Learning Technologies (Edulearn17), 8236-8241;10.21125/edulearn.2017.0523
Busu, M. (2019). Adopting Circular Economy at the European Union Level and Its Impact on Economic Growth, SOCIAL SCIENCES-BASEL, 8(5), DOI10.3390/socsci8050159;
Gureva, M.A.&Deviatkova, Y.S. (2020). Formation of the Concept of a Circular Economy, Sistemas & Gestao, 15(2), 156-169, DOI10.20985/1980-5160.2020.v15n2.1656;
Kirchherr et al. (2017). Conceptualizing the circular economy: An analysis of 114 definitions, Resources, Conservation & Recycling, 221–232;10.1016/j.resconrec.2017.09.005
Lakatos, E.S., Crișan, O.A., Lakatos, D.G.&Bejan, M. (2017). Paradigma economiei circulare. O provocare pentru orașul inteligent, Buletinul AGIR nr. 1/2017, 191-201;
Machado N., Morioka S.N. (2021). Contributions of modularity to the circular economy: A systematic review of literature, Journal of Building Engineering, 44, 103322, https://doi.org/10.1016/j.jobe.2021.103322;