Altitude on Cartographic Materials and Its Correction According to New Measurement Techniques. - Kamil Maciuk; Michal Apollo; Joanna Mostowska; Tomás Lepeska; Mojca Poklar; Tomasz Noszczyk; Pawel Kroh; Artur Krawczyk; Lukasz Borowski; Polona Pavlovcic Preseren (Remote. Sens., 2021)