Zhao, J., Wang, X., Shi, C., Hu, B., Song, G. and Ye, Y. 2021. Heterogeneous Graph Structure Learning for Graph Neural Networks. Proceedings of the AAAI Conference on Artificial Intelligence. 35, 5 (May 2021), 4697-4705. DOI:https://doi.org/10.1609/aaai.v35i5.16600.