Lubis, N., S. Sakti, K. Yoshino, and S. Nakamura. “Eliciting Positive Emotion through Affect-Sensitive Dialogue Response Generation: A Neural Network Approach”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 32, no. 1, Apr. 2018, https://ojs.aaai.org/index.php/AAAI/article/view/11955.