TY - JOUR A1 - Ozsoy-Cicek, B. A1 - Xie, H. A1 - Ackley, S. F. A1 - Ye, K. T1 - Antarctic summer sea ice concentration and extent: comparison of ODEN 2006 ship observations, satellite passive microwave and NIC sea ice charts JO - The Cryosphere J1 - TC VL - 3 IS - 1 SP - 1 EP - 9 Y1 - 2009/02/03 PB - Copernicus Publications SN - 1994-0424 UR - http://www.the-cryosphere.net/3/1/2009/ L1 - http://www.the-cryosphere.net/3/1/2009/tc-3-1-2009.pdf DO - 10.5194/tc-3-1-2009 ER -