Dutang, Christophe, Vincent Goulet, and Mathieu Pigeon. “Actuar: An R Package for Actuarial Science”. Journal of Statistical Software 25, no. 7 (March 31, 2008): 1–37. Accessed October 5, 2022. https://www.jstatsoft.org/index.php/jss/article/view/v025i07.