He, W., Dai, Y., Zheng, Y., Wu, Y., Cao, Z., Liu, D., Jiang, P., Yang, M., Huang, F., Si, L., Sun, J., & Li, Y. (2022). GALAXY: A Generative Pre-trained Model for Task-Oriented Dialog with Semi-supervised Learning and Explicit Policy Injection. Proceedings of the AAAI Conference on Artificial Intelligence, 36(10), 10749-10757. https://doi.org/10.1609/aaai.v36i10.21320