 Citation Info  ```text @article{ernie2.0,   title = {ERNIE 2.0: A Continual Pre-training Framework for Language Understanding},   author = {Sun, Yu and Wang, Shuohuan and Li, Yukun and Feng, Shikun and Tian, Hao and Wu, Hua and Wang, Haifeng},   journal={arXiv preprint arXiv:1907.12412},   year = {2019}, } ```