%0 Journal Article %A Manuel Moreira %A Claude Allègre %T Helium isotopes on the Macdonald seamount (Austral chain): constraints on the origin of the superswell %J Comptes Rendus. Géoscience %D 2004 %P 983-990 %V 336 %N 11 %I Elsevier %R 10.1016/j.crte.2004.04.006 %G en %F CRGEOS_2004__336_11_983_0