Upper Katian (Upper Ordovician) trans-Atlantic δ13 C chemostratigraphy: the geochronological equivalence of the ELKHORN and PAROVEJA excursions and its implications

Upper Ordovician δ13Corg chemostratigraphy, K-bentonite stratigraphy, and biostratigraphy in southern Scandinavia: A reappraisal

(2016) Stig M. Bergström et al.   PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY

Carbon isotope stratigraphy and correlation of depositional sequences in the Upper Ordovician Ely Springs Dolostone, eastern Great Basin, USA

(2016) David S. Jones et al.   PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY

Trans-Atlantic application of the Baltic Middle and Upper Ordovician carbon isotope zonation

(2015) S M Bergström et al.   Estonian Journal of Earth Sciences

Uppermost Ordovician (upper Katian-Hirnantian) graptolites of north-central Nevada, U.S.A.

(2011) P. Štorch et al.   BULLETIN OF GEOSCIENCES

Revision of the position of the Ordovician–Silurian boundary in southern Ontario: regional chronostratigraphic implications of δ13C chemostratigraphy of the Manitoulin Formation and associated strata

(2011) Stig M. Bergström et al.   CANADIAN JOURNAL OF EARTH SCIENCES

Middle and Upper Ordovician carbon isotope chemostratigraphy in Baltoscandia: A correlation standard and clues to environmental history

(2010) L. Ainsaar et al.   PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY

Katian (Upper Ordovician) δ13C chemostratigraphy and sequence stratigraphy in the United States and Baltoscandia: A regional comparison

(2010) Stig M. Bergström et al.   PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY

The new chronostratigraphic classification of the Ordovician System and its relations to major regional series and stages and to δ13C chemostratigraphy

(2008) STIG M. BERGSTRÖM et al.   LETHAIA