Baldwin, Roger R.; Cantey, Wilbert E.; Maisel, Herbert; McDermott, James P. Rujan 1956. The Optimum Strategy in Blackjack. Journal of the American Statistical Association. 51 (275): 429. doi:10.2307/2281431
Baldwin, Roger R.; Cantey, Wilbert E.; Maisel, Herbert; McDermott, James P. Rujan 1956. The Optimum Strategy in Blackjack. Journal of the American Statistical Association. 51 (275): 429. doi:10.2307/2281431