López, V. Jiménez, and L. Snoha. “Full Cascades of Simple Periodic Orbits on the Interval”. Ukrains’kyi Matematychnyi Zhurnal 48, no. 12 (December 25, 1996): 1628-1637. Accessed May 18, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/5185.