Poinar, G. «Fossil palm flowers in Dominican and Baltic amber». Botanical Journal of the Linnean Society, 139, 4, 2002, pàg. 361–367. DOI: 10.1046/j.1095-8339.2002.00052.x.
Iturralde-Vinent, M.A. «Age and Paleogeographical Origin of Dominican Amber». Science, 273, 1996, pàg. 1850–1852. DOI: 10.1126/science.273.5283.1850.
