Author:

Achab,A.;Asselin,E.;Soufiane,A.

Year:

2003

Title:

The Laurentian Ordovician chitinozoan zonation: some modifications and some remaining problems. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors)

Reference:

Achab,A. et al. (2003) The Laurentian Ordovician chitinozoan zonation: some modifications and some remaining problems. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) Serie Correlaciгn Geolгgica. Instituto Superior de Correlaciгn Geolгgica (INSUGEO). Ordovician from the Andes. Proceedings of the International Symposium on the Ordovician System. San Juan - Argentina 2003 # 17 P.

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