1. Forced and unforced variability of twentieth century North American droughts and pluvials Cook, Benjamin I.; Cook, Edward R.; Anchukaitis, Kevin; Seager, Richard; Miller, Ronald L. 2010 Articles ClimatologyHydrologic cycleDroughtsPluvial periodsClimatic changes
2. Links between Indo-Pacific climate variability and drought in the Monsoon Asia Drought Atlas Ummenhofer, Caroline C.; D'Arrigo, Rosanne Dorothy; Anchukaitis, Kevin; Buckley, Brendan M.; Cook, Edward R. 2012 Articles Climatic changesDroughtsClimatology