The Global Stratotype Section and Point (GSSP) for the base of the Katian Stage of the Upper Ordovician Series at Black Knob Ridge, Southeastern Oklahoma, USA, Daniel Goldman, Stephen A. Leslie, Jaak Nõlvak, Seth Young, Stig M. Bergström, Warren D. Huff
Daniel Goldman

An Ordovician Global Reference Section Recently Selected in Oklahoma, Daniel Goldman, Stephen A. Leslie, Stig M. Bergström, Jaak Nõlvak, Seth A. Young, Stanley C. Finney
Daniel Goldman

Katian GSSP and Carbonates of the Simpson and Arbuckle Groups in Oklahoma, Jesse R. Carlucci, Daniel Goldman, Carlton E. Brett, Stephen R. Westrop, Stephen A. Leslie
Geology Faculty Publications

An Ordovician Global Reference Section Recently Selected in Oklahoma, Daniel Goldman, Stephen A. Leslie, Stig M. Bergström, Jaak Nõlvak, Seth A. Young, Stanley C. Finney
Geology Faculty Publications

The Global Stratotype Section and Point (GSSP) for the base of the Katian Stage of the Upper Ordovician Series at Black Knob Ridge, Southeastern Oklahoma, USA, Daniel Goldman, Stephen A. Leslie, Jaak Nõlvak, Seth Young, Stig M. Bergström, Warren D. Huff
Geology Faculty Publications