Lachniet, M. S., Asmerom, Y., Bernal, J. P., Polyak, V. J., & Vazquez-Selem, L. (2013). Orbital pacing and ocean circulation-induced collapses of the Mesoamerican monsoon over the past 22,000 y. National Academy of Sciences.

Lachniet, Matthew S., Yemane Asmerom, Juan Pablo Bernal, Victor J. Polyak, and Lorenzo Vazquez-Selem. Orbital Pacing and Ocean Circulation-induced Collapses of the Mesoamerican Monsoon Over the Past 22,000 Y. National Academy of Sciences, 2013.

Lachniet, Matthew S., et al. Orbital Pacing and Ocean Circulation-induced Collapses of the Mesoamerican Monsoon Over the Past 22,000 Y. National Academy of Sciences, 2013.