Morales, A. J., Gershenson, C., Braha, D., Minai, A. A., & Bar-Yam, Y. (2020). Unifying Themes in Complex Systems IX. Springer International Publishing.

Morales, Alfredo J., Carlos Gershenson, Dan Braha, Ali A. Minai, và Yaneer Bar-Yam. Unifying Themes in Complex Systems IX. Springer International Publishing, 2020.

Morales, Alfredo J., et al. Unifying Themes in Complex Systems IX. Springer International Publishing, 2020.