D. Lee, S. Yu, and H. Yu. Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data Mining, page 1362–1370. New York, NY, USA, Association for Computing Machinery, (2020)
M. Valdenegro-Toro, O. Arriaga, and P. Plöger. 27th European Symposium on Artificial Neural Networks, ESANN 2019, Bruges, Belgium, April 24-26, 2019, (2019)
K. Xu, Y. Feng, S. Huang, and D. Zhao. Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing EMNLP, page 536–540. (2015)cite arxiv:1506.07650.