Initial results from the 2004 North Slope of Alaska Arctic winter radiometric experiment - Ed R. Westwater; Marian Klein; Vladimir Ye. Leuski; Albin J. Gasiewski; Taneil Uttal; Duane A. Hazen; Domenico Cimini; Vinia Mattioli; Bob L. Weber; Sally G. Dowlatshahi; Joseph A. Shaw; James C. Liljegren; et al. (2004 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2004, Anchorage, Alaska, USA, 20-24 September 2004, 2004)