1. Les formations bauxitiques latéritiques de Côte d'Ivoire;Boulangé;Trav. Doc., ORSTOM,1984
2. The Amazon bauxites - The bauxite deposits of the Poços de Caldas Alkaline Massif - The Pediment Bauxite Deposits of the Alkaline Massif of Passa Quatro - The Bauxites of the Quadrilátero Ferrífero (Minas Gerais) in the Guide Book of VI Intern;Boulangé,1988
3. The genesis and evolution conditions of the Porto Trombetas bauxite deposits in the Amazon Basin, Pará, Brazil;Boulangé,1989
4. La distribution des bauxites sur le craton ouest-africain;Boulangé;Sci. Géol.,1988
5. Alteração supergênica de rochas alcalinas na região de Lages, S.C. Formação de bauxita;Dani,1988