%0 Journal Article %A François Gauthier-Lafaye %T 2 billion year old natural analogs for nuclear waste disposal: the natural nuclear fission reactors in Gabon (Africa) %J Comptes Rendus. Physique %D 2002 %P 839-849 %V 3 %N 7-8 %I Elsevier %R 10.1016/S1631-0705(02)01351-8 %G en %F CRPHYS_2002__3_7-8_839_0