De Flue Pilco Lopez K, Araca M. Evaluation of the influence of the number of GCPS on the measurement quality of a photogrammetric block captured with an RTK UAV in geographical environments with high topographic roughness. GEO [Internet]. 26 marzo 2025 [citato 23 agosto 2025];28(5). Available at: https://www.mediageo.it/ojs/index.php/GEOmedia/article/view/2050