Biology of Cacti, Dalhousie University, 20 Şubat 2012 tarihinde kaynağından arşivlendi, erişim tarihi: 13 Şubat 2012
doi.org
Angiosperm Phylogeny Group (2009). "An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG III". Botanical Journal of the Linnean Society. 161 (2): 105-121. doi:10.1111/j.1095-8339.2009.00996.x.
Mauseth, James D. (2007), "Tiny but complex foliage leaves cccur in many 'leafless' cacti (Cactaceae)", International Journal of Plant Sciences, 168 (6), ss. 845-853, doi:10.1086/518273, p. 845
Sonnante, G.; Pignone, D.; Hammer, K (2007), "The Domestication of Artichoke and Cardoon: From Roman Times to the Genomic Age", Annals of Botany, 100 (5), ss. 1095-1100, doi:10.1093/aob/mcm127, PMC2759203 $2, PMID17611191
Izaguirre-Mayoral, Maria Luisa; Marys, Edgloris; Olivares, Elizabeth; Oropeza, Tamara (1995), "Effect of seasonal drought and cactus X virus infection on the crassulacean acid metabolism of Agave sisalana plants growing in a neotropical savanna", Journal of Experimental Botany, 46 (6), ss. 639-646, doi:10.1093/jxb/46.6.639
Sonnante, G.; Pignone, D.; Hammer, K (2007), "The Domestication of Artichoke and Cardoon: From Roman Times to the Genomic Age", Annals of Botany, 100 (5), ss. 1095-1100, doi:10.1093/aob/mcm127, PMC2759203 $2, PMID17611191