Author: CHOFFAT, Paul, 1903.:
Title: L'Infralias et le Sinémurien du Portugal.
Description: *Commun. Serv. Géol. Portugal, 5: pp. 49-114, 3 fold. tabs., 1 fold. pl. of sections, annot. bibl. 8vo. Offprint, orig. wrs., uncut. - Litho- and biostratigraphy studien in various areas and named localities.

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