Zhao, W., H. Hu, W. Zhou, J. Shi, and H. Li. “BEST: BERT Pre-Training for Sign Language Recognition With Coupling Tokenization”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 37, no. 3, June 2023, pp. 3597-05, doi:10.1609/aaai.v37i3.25470.