Retrieval of atmospheric backscatter and extinction profiles with the aladin airborne demonstrator (A2D)Alexander Geiss, Uwe Marksteiner, Oliver Lux, Christian Lemmerz, Oliver Reitebuch, Thomas Kanitz and Anne Grete Straume-LindnerEPJ Web Conf., 176 (2018) 02021DOI: https://doi.org/10.1051/epjconf/201817602021