„Species Records of Jatropha“. Germplasm Resources Information Network. United States Department of Agriculture. 2012-yil 11-dekabrda asl nusxadan arxivlangan. Qaraldi: 2011-yil 19-mart.
ars-grin.gov
„Genus: Jatropha L“. Germplasm Resources Information Network. United States Department of Agriculture. 2007-10-05. Archived from the original on 2010-05-28. Retrieved 2010-08-13.
„Species Records of Jatropha“. Germplasm Resources Information Network. United States Department of Agriculture. 2012-yil 11-dekabrda asl nusxadan arxivlangan. Qaraldi: 2011-yil 19-mart.
„Genus: Jatropha L“. Germplasm Resources Information Network. United States Department of Agriculture. 2007-10-05. Archived from the original on 2010-05-28. Retrieved 2010-08-13.