Nogueira, P., Aguiar, R., Rodrigues, R., Oliveira, E. and Nacke, L. (2021) “Fuzzy Affective Player Models: A Physiology-Based Hierarchical Clustering Method”, Proceedings of the AAAI Conference on Artificial Intelligence and Interactive Digital Entertainment, 10(1), pp. 132-138. doi: 10.1609/aiide.v10i1.12719.