XING, C.; WU, Y.; WU, W.; HUANG, Y.; ZHOU, M. Hierarchical Recurrent Attention Network for Response Generation. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 32, n. 1, 2018. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/11965. Acesso em: 24 oct. 2021.