Meyer, Sebastian, Leonhard Held, and Michael Höhle. “Spatio-Temporal Analysis of Epidemic Phenomena Using the R Package Surveillance”. Journal of Statistical Software 77, no. 11 (May 3, 2017): 1–55. Accessed November 21, 2024. https://www.jstatsoft.org/index.php/jss/article/view/v077i11.