Guo, Yingjie, et al. “RouterNet: Hierarchical Point Routing Network for Robust Vertebral Landmark Localization on AP X-Ray Images”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 40, no. 6, Mar. 2026, pp. 4494-02, doi:10.1609/aaai.v40i6.42448.