@article {61, title = {Analysis of seasonal variations in mass balance and meltwater discharge of the tropical Zongo Glacier by application of a distributed energy balance model}, journal = {Journal of Geophysical Research}, volume = {116}, year = {2011}, pages = {D13105}, doi = {10.1029/2010JD015105}, author = {Sicart, JE and Regine Hock and Ribstein, P. and Litt, M. and Ramirez, E.} } @article {57, title = {Sky longwave radiation on tropical Andean glaciers: parameterization and sensitivity to atmospheric variables}, journal = {Journal of Glaciology}, volume = {56}, year = {2010}, pages = {854{\textendash}860}, author = {Sicart, JE and Regine Hock and Ribstein, P. and Chazarin, J.P.} }