Theano Drosoglou, Maria-Elissavet Koukouli, Ioannis-Panagiotis Raptis, Stelios Kazadzis, Andreas Pseftogkas, Kostas Eleftheratos, Christos Zerefos, Nitrogen dioxide spatiotemporal variations in the complex urban environment of Athens, Greece, Atmospheric Environment,2023. DOI: https://doi.org/10.1016/j.atmosenv.2023.120115