Please cite this data set as:

Cosca, C., R. Feely, S. Alin, and G. Lebon. 2014. Sea Surface and Atmospheric fCO2
measurements from the NOAA Ship Bell M. Shimada 2011 VOS project line. 
http://cdiac.ornl.gov/ftp/oceans/VOS_Bell_Shimada/BS_2011. Carbon Dioxide 
Information Analysis Center, Oak Ridge National Laboratory, US Department 
of Energy, Oak Ridge, Tennessee. doi: 10.3334/CDIAC/otg.VOS_Bell_Shimada/BS_2011
