Orbital and millennial-scale precipitation changes in Brazil from speleothem records - Cruz, Francisco W; Wang, Xianfeng; Auler, Augusto S.; Vuille, Mathias; Burns, Stephen J; Edwards, R. Lawrence; Karmann, Ivo; Cheng, Hai (Past climate variability in South America and surrounding regions from the Last Glacial Maximum to the Holocene, 2009)