Shi, J., Cao, Z., Liu, J., Chen, C. and Wang, Z. 2025. A Unified Model of Direct and Indirect Reciprocity in Multichannel Games. Proceedings of the AAAI Conference on Artificial Intelligence. 39, 13 (Apr. 2025), 14111-14119. DOI:https://doi.org/10.1609/aaai.v39i13.33545.