1. S. Sastrapradja, W. S. Niniek, D. Sarkat and S. Rukmini, Ubi-ubian [Cassava] (Balai Pustaka, Jakarta, 1977), pp. 30–57. [Bahasa Indonesia].
2. Peanuts & Tubers Department, Pengenalan Budidaya Talas, Garut, Ganyong, Suweg, Gembili, Ubi Kelapa, Iles-Iles [Introduction of Cultivation Taro, Arrowroot, Achira, Elephant Foot Yam, Lesser Yam, Purple Yam, Iles-Iles] (Direktorat Jenderal Bina Produksi Tanaman Pangan, Jakarta, 2002), pp. 22–30. [Bahasa Indonesia].
3. N. Tanaka, N. Inouch and T. Koyama, Foods Food Ingredients J. Jpn. 4(211), 319–325 (2006).
4. New evidence for ancient cultivation ofCanna edulis in Peru
5. Achira, the edible Canna, its cultivation and use in the peruvian andes