- ↑ Lam., 1793 In: Tab. Encycl. Méth. Bot. 1: 465
- ↑ 2.0 2.1 Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2014). "Species 2000 & ITIS Catalogue of Life: 2014 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 26 Mayo 2014.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ "World Plants: Synonymic Checklists of the Vascular Plants of the World". Ginhipos tikang han orihinal han 18 Marso 2019. Ginkuhà 22 Oktubre 2014.
- Edmond, Joseph Bailey; Ammerman, Gale Richard (1 Nobyembre 1971). Sweet potatoes: production, processing, marketing. Major Feed and Food Crops in Agriculture and Food Series. Westport, Connecticut: The Avi Publishing Company. https://archive.org/details/sweetpotatoespro0000edmo.
- Hartemink, Alfred E.; Poloma, S.; Maino, M.; Powell, K.S.; Egenae, J.; O'Sullivan, J.N. (Hulyo 2000). "Yield decline of sweet potato in the humid lowlands of Papua New Guinea". Agriculture, Ecosystems & Environment. Elsevier. 79 (2–3): pp 259–269. doi:10.1016/S0167-8809(00)00139-0. (Registration required (help)). CS1 maint: extra text (link)