Rignot et al. (2008)
Also: Rignot et al. 2008
Mass balance of the Greenland ice sheet from 1958 to 2007
Rignot, E., Box, J. E., Burgess, E., & Hanna, E. (2008). Mass balance of the Greenland ice sheet from 1958 to 2007. Geophysical Research Letters, 35(20). (Link to paper)
References
All IPCC definitions taken from Climate Change 2007: The Physical Science Basis. Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Annex I, Glossary, pp. 941-954. Cambridge University Press.