Footnote o

^oSee Heeschen et al. 2004.

Heeschen, K.U., R.S. Kier, G. Rehder, O. Klatt and E. Suess. 2004. Methane dynamics in the Weddell Sea determined via stable isotope ratios and CFC-11, Global Biogeochemical Cycles 18, GB2012,doi:10.1029/2003GB002151.