1987
in: Computer Handling and Dissemination of Data, pages 316-323, Elsevier Science Publishers B.V. (North-Holland)
Michel Danis and Jean-Jacques Royer and Jean-Louis Ainardi and Anne Michard and Phan Van Ngoc.
in: Bulletin de la Soci{\'e}t{\'e} G{\'e}ologique de France, 3:6 (1033-1039)
Yuan Zhe Ma and Jean-Jacques Royer.
, Fondation scientifique de la g{\'e}ologie et de ses applications
Jean-Jacques Royer and Michel Danis.
in: G{\'e}ologie de la France, 1:2-3 (87-94)
1985
Jean-Jacques Royer and Annie Michard and Michel Danis and Francis Albarède.
in: The Role of data in Scientific Progress, pages 19-24, Elsevier Science Publishers B.V. (North-Holland)
Michel Danis and Jean-Jacques Royer.
in: Annales Geophysicae, 3:3 (357-364)
1984
Jean-Jacques Royer and Paulo-Cesar Vieira.
in: Geostatistics for Natural Resources Characterization, pages 691-702, D. Reidel Publishing Company
in: Science de la Terre, s{\'e}rie informatique, 20:1 (223-243)