Synergy of Unmanned Aerial Vehicles and Ground-based remote sensing for spaceborne lidar calibration and validationF. Marenco, M. Kezoudi, A. Papetta, E. Marinou, V. Amiridis, N. Ratcliffe, C. Ryder, R. Mamouri and J. SciareEPJ Web Conf., 362 (2026) 10009DOI: https://doi.org/10.1051/epjconf/202636210009