Biomass burning events measured by lidars in EARLINET - Part 2: Optical properties investigation. - Adam, Mariana; Stachlewska, Iwona S.; Mona, Lucia; Papagiannopoulos, Nikolaos; Bravo-Aranda, Juan Antonio; Sicard, Michaël; Nicolae, Doina; Belegante, Livio; Janicka, Lucja; Szczepanik, Dominika; Mylonaki, Maria; Papanikolaou, Christina-Anna; et al. (Atmospheric Chemistry & Physics Discussions, 2021)