Rodríguez-Fonseca, Belén y Joaquim Adolfo Xavier. «Angola rainfall reconstruction and rainfall variability during the war period: 1979-2003». Física de la Tierra, vol. 21, vol. 21, 2010, pp. 191-05, https://revistas.ucm.es/index.php/FITE/article/view/FITE0909110191A.