Spectrophotometry of the lunar regolith using the Chang’E-3 Panoramic Camera (PCAM) T. Y. Xu, B. Hapke, X. P. Zhang, Y. Z. Wu and X. P. Lu A&A, 665 (2022) A15 Published online: 02 September 2022 DOI: 10.1051/0004-6361/202143012