William L. Penner

Stable carbon isotopes, C3–C4 vegetation, and 12,800 years of climate change in central New Mexico, USA

S. Hall, William L. Penner, 2013 .

Cool, wet conditions late in the Younger Dryas in semi-arid New Mexico

M. Palacios-Fest, Susan J. Smith, S. Hall, 2012, Quaternary Research.

Arroyo cutting and vegetation change in Abo Canyon, New Mexico: evidence from repeat photography along the Santa Fe Railway

S. Hall, William L. Penner, Moira Ellis, 2009, Geology of the Chupadera Mesa.