Study of mineral dust entrainment in the planetary boundary layer by lidar depolarisation technique oleh Juan Antonio Bravo-Aranda, Gloria Titos, María José Granados-Muñoz, Juan Luís Guerrero-Rascado, Fransciso Navas-Guzmán, Antonio Valenzuela, Hassan Lyamani, Francisco José Olmo, Javier Andrey, Lucas Alados-Arboledas