Footnote bu

^buSee Doval et al. 2002.

Doval, M.D. X.A. Álvarez-Salgado, C.G. Castro, F.F. Pérez. 2002. Dissolved organic carbon distributions in the Bransfield and Gerlache Straits, Antarctica. Deep-Sea Res. II 49(4-5):663-674.