In: LATIN AMERICA AND CARIBEAN REGIONAL WORKSHOP PROMOTING BEST PRACTICES FOR CONSERVATION AND SUSTAINABLE USE OF BIODIVERSITY OF GLOBAL SIGNIFICANCE IN ARID AND SEMIARID ZONES, 2002, Santiago, Chile. Proceedings...Santiago: Pontifícia Universidad Catolica de Chile, 2002.

http://www.alice.cnptia.embrapa.br/alice/handle/doc/138204

https://repositorioslatinoamericanos.uchile.cl/handle/2250/4063908