Y. Rao, W. Liu, T. Zhu, H. Yan, H. Zhou, and J. Bai. CNCERT, volume 1299 of Communications in Computer and Information Science, page 97-114. Springer, (2020)
H. Rao, S. Wang, X. Hu, M. Tan, H. Da, J. Cheng, and B. Hu. IJCAI, page 898-905. ijcai.org, (2020)Scheduled for July 2020, Yokohama, Japan, postponed due to the Corona pandemic..