C. A. Kertis

Coal mine bumps: Five case studies in the eastern United States. Information circular/1987

A. A. Campoli, C. A. Kertis, C. A. Goode, 1987 .

Evidence for long-term climate change in Upper Devonian strata of the central Appalachians

C. B. Cecil, V. Skema, C. A. Kertis, 2009 .

SOIL EROSION ON CROPLAND IN THE UNITED STATES: STATUS AND TRENDS FOR 1982-2003

C. A. Kertis, T. Iivari, 2006 .