FRAM telescopes and their measurements of aerosol content at the Pierre Auger Observatory and at future sites of the Cherenkov Telescope Array
Petr Janeček, Jan Ebr, Jakub Juryšek, Michael Prouza, Jiří Blažek, Petr Trávníček, Dušan Mandát, Miroslav Pech, Sergey Karpov, Ronan Cunniffe, Martin Mašek, Martin Jelínek and Ivana Ebrová