Ngoc Thanh Nguyen, Bao Hung Hoang, Cong-Phap Huynh, Dosam Hwang, Bogdan Trawinski, Gottfried Vossen: Computational Collective Intelligence - 12th International Conference, ICCCI 2020, Da Nang, Vietnam, November 30 - December 3, 2020, Proceedings. Lecture Notes in Computer Science 12496, Springer 2020, ISBN 978-3-030-63006-5