Author D. Steadman T. Stafford Jr. D. Donahue A. Jull Steadman, D., Stafford, T., Donahue, D., Jull, A., 1991. Chronology of Holocene Vertebrate Extinction in the Gal\ apagos Islands. Quaternary Research 36, 126-133. doi:10.1016/0033-5894(91)90021-V
