@inproceedings{ijcai2021p215, title = {Keyword-Based Knowledge Graph Exploration Based on Quadratic Group Steiner Trees}, author = {Shi, Yuxuan and Cheng, Gong and Tran, Trung-Kien and Tang, Jie and Kharlamov, Evgeny}, booktitle = {Proceedings of the Thirtieth International Joint Conference on Artificial Intelligence, {IJCAI-21}}, publisher = {International Joint Conferences on Artificial Intelligence Organization}, editor = {Zhi-Hua Zhou}, pages = {1555--1562}, year = {2021}, month = {8}, note = {Main Track}, doi = {10.24963/ijcai.2021/215}, url = {https://doi.org/10.24963/ijcai.2021/215}, }