TY - JOUR A1 - Francey, R. J. A1 - Frederiksen, J. S. T1 - The 2009–2010 step in atmospheric CO2 interhemispheric difference JO - Biogeosciences J1 - BG VL - 13 IS - 3 SP - 873 EP - 885 Y1 - 2016/02/17 PB - Copernicus Publications SN - 1726-4189 UR - https://bg.copernicus.org/articles/13/873/2016/ L1 - https://bg.copernicus.org/articles/13/873/2016/bg-13-873-2016.pdf DO - 10.5194/bg-13-873-2016 ER -