Lidar Based Separation of Polluted Dust Observed Over Warsaw (Case Study on 09 August 2013)Dominika Szczepanik, Eleni Tetoni, Dongxiang Wang and Iwona S. StachlewskaEPJ Web Conf., 237 (2020) 02018DOI: https://doi.org/10.1051/epjconf/202023702018