Robert J. Hard

The diffusion of maize to the southwestern United States and its impact

William L. Merrill, Robert J. Hard, Jonathan B. Mabry et al. · Proceedings of the National Academy of Sciences · 2009 · 210 citations · Full text

Humanities, Archaeology, History +17

Mano size, stable carbon isotope ratios, and macrobotanical remains as multiple lines of evidence of maize dependence in the American southwest

Robert J. Hard, Raymond Mauldin, Gerry R. Raymond · Journal of Archaeological Method and Theory · 1996 · 106 citations

Natural Sciences, Botany, Plant Biology +17

A Massive Terraced Village Complex in Chihuahua, Mexico, 3000 Years Before Present

Robert J. Hard, John R. Roney · Science · 1998 · 63 citations

Humanities, Archaeology, Earth Sciences +13

Mobile Agriculturalists and the Emergence of Sedentism: Perspectives from Northern Mexico

Robert J. Hard, William L. Merrill · American Anthropologist · 1992 · 52 citations

Social Sciences, Anthropology, Human Geography +17

A New Radiocarbon Database for the Lower 48 States

Robert L. Kelly, Madeline E. Mackie, Erick Robinson et al. · American Antiquity · 2022 · 43 citations · Full text

Humanities, Archaeology, Paleontology +13