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Title : | A revision of Ordovician series and stages from the historical type area / R.A.Fortey et al.
| Main author : | Fortey, Richard A.
| Subsequent responsibility : | Harper, David A.T.
Ingham, J.K.
Owen, Alan W.
Rushton, Adrian W.A.
| Nakl.údaje : | Cambridge : Cambridge University Press, 199-
| Extent : | S.15-30, : obr.
| UDC : | 56
| In : | Geological Magazine, 1995, vol.132, no.1.
| Note : | bibl.
| Subject Headings : | Ordovician - chronostratigraphy - England - Wales - Correlation Chart of the British Ordovician System |
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