Cebrián, Ana C., Jesús Abaurrea, and Jesús Asín. “NHPoisson: An R Package for Fitting and Validating Nonhomogeneous Poisson Processes”. Journal of Statistical Software 64, no. 6 (March 20, 2015): 1–25. Accessed April 26, 2024. https://www.jstatsoft.org/index.php/jss/article/view/v064i06.