UAV Applications for Determination of Land Deformations Caused by Underground Mining. - Pawel Cwiakala; Wojciech Gruszczynski; Tomasz Stoch; Edyta Puniach; Dawid Mrochen; Wojciech Matwij; Karolina Matwij; Michal Nedzka; Pawel Sopata; Artur Wójcik (Remote. Sens., 2020)