Rafika Arum Sari, Muhammad Hadi Widanto, and Imron Rosadi. “Optimization of Powered Landing Control for Reusable Rockets Using Softmax DDGN”. Indonesian Journal of Aerospace 22, no. 2 (May 26, 2025): 135–150. Accessed December 6, 2025. https://ejournal.brin.go.id/ijoa/article/view/7981.