Han, The Anh, Luis Moniz Pereira, Luis A. Martinez-Vaquero, and Tom Lenaerts. 2017. “Centralized Versus Personalized Commitments and Their Influence on Cooperation in Group Interactions”. Proceedings of the AAAI Conference on Artificial Intelligence 31 (1). https://doi.org/10.1609/aaai.v31i1.10704.