The Ordovician system in southwestern Europe (France, Spain, Portugal)
Subtitle: correlation chart and explanatory text
By: by Wolfgang Hammann, Michel Robardet, and Michael Ramano ; with the collaboration of M.D. Gil, ... [et al.] ; sponsored by the International Subcommission on Ordovician Stratigraphy
Contributors: Robardet, Michel; Romano, Michael; Gil, M. D.; International Union of Geological Sciences. International Subcommission on Ordovician Stratigraphy
Series: Publication / International Union of Geological Sciences -- no. 11; IUGS publication -- no. 11
Publisher: IUGS Secretariat
Published: 1982
Place of publication: Paris
Language: eng
Number of pages: 47
Subjects: Stratigraphic Geology; Stratigraphic correlation; Geology
Notes: Cover title.

"December 31, 1983."

Bibliography: p. 40-47.