Pardini, A., F. Massolino, and C. Grassi. “Opuntia Ficus-Indica (L.) Mill. Growing in Soil and Containers for Urban Agriculture in Developing Areas”. Advances in Horticultural Science 31, no. 4 (November 10, 2017): 289–294. Accessed May 6, 2024. https://oaj.fupress.net/index.php/ahs/article/view/3115.