Please cite this data set as:

Saito, S.. 2016. Measurements of the partial pressure of CO2 in near-surface seawater and 
in marine boundary air onboard the R/V Ryofu Maru II during the 1989-1995 cruises: MRI database. 
http://cdiac.ornl.gov/ftp/oceans/MRI_1968_2003/Ryofu_Maru_II/1989_1995/. Carbon Dioxide Information 
Analysis Center, Oak Ridge National Laboratory, US Department of Energy, Oak Ridge, Tennessee. 
doi: 10.3334/CDIAC/otg.VOS_RM_II_1989-1995
