Case, J., Press, W., & Dyson, F. A new model of iterated prisoner's dilemma. SIAM news.
Chicago Style (17th ed.) CitationCase, James, William Press, and Freeman Dyson. "A New Model of Iterated Prisoner's Dilemma." SIAM News .
MLA (9th ed.) CitationCase, James, et al. "A New Model of Iterated Prisoner's Dilemma." SIAM News, .
Warning: These citations may not always be 100% accurate.