Guo, Dan, Wengang Zhou, Houqiang Li, and Meng Wang. “Hierarchical LSTM for Sign Language Translation”. Proceedings of the AAAI Conference on Artificial Intelligence 32, no. 1 (April 27, 2018). Accessed July 21, 2024. https://ojs.aaai.org/index.php/AAAI/article/view/12235.