Nguyen, T. T., and A. T. Luu. “Improving Neural Cross-Lingual Abstractive Summarization via Employing Optimal Transport Distance for Knowledge Distillation”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 36, no. 10, June 2022, pp. 11103-11, doi:10.1609/aaai.v36i10.21359.