Pacific Interannual and Multidecadal Variability Recorded in δ18O of South American Summer Monsoon Precipitation - Orrison, Rebecca; Vuille, Mathias; Rodrigues, Julio Cauhy; Stríkis, Nicolás Misailidis; Cruz, Francisco W; Rodriguez‐Caton, Milagros; Andreu‐Hayles, Laia (Journal of Geophysical Research: Atmospheres, 2024)