Variable oceanic influences on western North American drought over the last 1200 years

Conroy, J., Overpeck, J. T., Cole, J., & Steinitz-Kannan, M. (2009). Variable oceanic influences on western North American drought over the last 1200 years. Geophysical Research Letters, 36(17), 2009GL039558. https://doi.org/10.1029/2009GL039558