@article{89e275f0-e128-48f0-9484-0ea6e0398502, doi = { }, language = {en}, reference = {Cavalieri DJ, Parkinson CL, Gloersen P, and Zwally HJ. updated yearly. Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data, Version 1. [Indicate subset used]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. 1996. doi: http://dx.doi.org/10.5067/8GQ8LZQVL0VL. [Date Accessed].}, title = {Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data}, type = { }, url = {http://dx.doi.org }, year = {0} }