Asa contributed to this new study led by Johnny Ryan
Ryan, J. C. et al. (2017), Derivation of High Spatial Resolution Albedo from UAV Digital Imagery: Application over the Greenland Ice Sheet, Front. Earth Sci., 5(May), 1–13, doi:10.3389/feart.2017.00040.
Find the paper here: http://journal.frontiersin.org/article/10.3389/feart.2017.00040/full