An experimental sky-image-derived cloud validation dataset for Sentinel-2 and Landsat 8 satellites over NASA GSFC. - Sergii Skakun; Eric F. Vermote; Andrés Santamaría-Artigas; William H. Rountree; Jean-Claude Roger (Int. J. Appl. Earth Obs. Geoinformation, 2021)

Validation of High Spatial Resolution Surface Reflectance using a Camera System (CAMSIS). - Eric F. Vermote; J. McCorkel; William H. Rountree; Andrés Santamaría-Artigas; Serhiy Skakun; Belen Franch; Jean-Claude Roger (IGARSS, 2022)