TY - JOUR A1 - Ligtenberg, S. R. M. A1 - Helsen, M. M. A1 - van den Broeke, M. R. T1 - An improved semi-empirical model for the densification of Antarctic firn JO - The Cryosphere J1 - TC VL - 5 IS - 4 SP - 809 EP - 819 Y1 - 2011/10/12 PB - Copernicus Publications SN - 1994-0424 UR - http://www.the-cryosphere.net/5/809/2011/ L1 - http://www.the-cryosphere.net/5/809/2011/tc-5-809-2011.pdf DO - 10.5194/tc-5-809-2011 ER -