Footnote dj

^djSee Lee et al. 2003; Chung et al. 2004.

Lee, K., S.-D. Choi, G.-H. Park, R. Wanninkhof, T.-H. Peng, R.M. Key, C.L. Sabine, R.A. Feely, J.L. Bullister, F.J. Millero and A. Kozyr. 2003. An updated anthropogenic CO₂ inventory in the Atlantic Ocean. Global Biogeochem. Cycles, 17(4):1116, doi:10.1029/2003GB002067.

Chung, S.-N., G.-H. Park, K. Lee, R.M. Key, F.J. Millero, R.A. Feely, C.L. Sabine, P.G. Falkowski. 2004. Postindustrial enhancement of aragonite undersaturation in the upper tropical and subtropical Atlantic Ocean: The role of fossil fuel CO₂. Limnol. Oceanogr. 49(2):315-321.