| 1/2 | US=25 / Estatística Degroot MH, Schervish MJ. Probability and statistics. New York: Addison Wesley, 2002. 818 p. ISBN 0-201-52488-0. |
| 2/2 | US=59-A / Estatística Degroot MH, Schervish MJ. Probability and statistics. New York: Addison Wesley, 2002. 818 p. ISBN 0-201-52488-0. |