Staller, J.E. 2015. Geological and archaeological evidence of El Niño events along the coast of El Oro Province Ecuador: Excavations at La Emerenciana a late Valdivia (ca. 2200 1450 B.C.) Ceremonial Center. Maskana. 6, 2 (Dec. 2015), 155–186. DOI:https://doi.org/10.18537/mskn.06.02.12.