Gratsea M., Bosch T., Kokkalis P., Richter A., Vrekoussis M., Kazadzis S., Tsekeri A., Papayannis A., Mylonaki M., Amiridis V., Mihalopoulos N., Gerasopoulos, E. Retrieval and evaluation of tropospheric-aerosol extinction profiles using multi-axis differential optical absorption spectroscopy (MAX-DOAS) measurements over Athens, Greece, Atmospheric Measurement Techniques, 14(1), 749-767, 2021. DOI: 10.5194/amt-14-749-2021