Authors: Kolata, DR Huff, WD Bergstrom, SM

Citation: Dr. Kolata et al., The Ordovician Sebree Trough: An oceanic passage to the Midcontinent United States, GEOL S AM B, 113(8), 2001, pp. 1067-1078

Authors: Huff, WD Bergstrom, SM Kolata, DR

Citation: Wd. Huff et al., Silurian K-bentonites of the Dnestr Basin, Podolia, Ukraine, J GEOL SOC, 157, 2000, pp. 493-504

Authors: Bergstrom, SM Huff, WD Koren', T Larsson, K Ahlberg, P Kolata, DR

Citation: Sm. Bergstrom et al., The 1997 core drilling through Ordovician and Silurian strata at Rostanga,S. Sweden: Preliminary stratigraphic assessment and regional comparison, GFF, 121, 1999, pp. 127-135

Authors: McBride, JH Kolata, DR

Citation: Jh. Mcbride et Dr. Kolata, Upper crust beneath the central Illinois basin, United States, GEOL S AM B, 111(3), 1999, pp. 375-394

Authors: Bergstrom, SM Huff, WD Kolata, DR

Citation: Sm. Bergstrom et al., Early Silurian (Llandoverian) K-bentonites discovered in the southern Appalachian thrust belts, eastern USA: Stratigraphy, geochemistry, and tectonomagmatic and paleogeographic implications, GFF, 120, 1998, pp. 149-158

Authors: Huff, WD Bergstrom, SM Kolata, DR Cingolani, CA Astini, RA

Citation: Wd. Huff et al., Ordovician K-bentonites in the Argentine Precordillera: relations to Gondwana margin evolution, GEOL SOC SP, (142), 1998, pp. 107-126