K. T. Kriebel, G. Gesell, M. Kästner, and H. Mannstein, The cloud analysis tool APOLLO: Improvements and validations, International Journal of Remote Sensing, vol.24, issue.12, pp.12-2389, 2003.
DOI : 10.1080/01431160210163065

K. T. Kriebel, R. W. Saunders, and G. Gesell, Optical properties of clouds derived from fully cloudy AVHRR pixels, Beitr. Phys. Atmosph, vol.62, issue.3, pp.165-171, 1989.

A. Oumbe, P. Blanc, T. Ranchin, M. Schroedter-homscheidt, W. et al., A new method for estimating solar energy resource, Proceedings of the ISRSE 33, pp.4-9, 2009.
URL : https://hal.archives-ouvertes.fr/hal-00468886

P. D. Watts, R. Bennartz, and F. Fell, Retrieval of two-layer cloud properties from multispectral observations using optimal estimation, Journal of Geophysical Research, vol.49, issue.5, pp.16203-16213, 1029.
DOI : 10.1029/2011JD015883