URL https://www.researchgate.net/publication/303409423_The_genealogy_of_Da_Isabel_de_Jimenez_An_approach_to_the_first_phase_of_admixture_in_Costa_Rica_La_genealogia_de_Da_Isabel_de_Jimenez_Una_aproximacion_a_la_primera_fase_del_mestizaje_en_Costa_Rica
