To cite animation in publications use: Yihui Xie (2013). animation: An R Package for Creating Animations and Demonstrating Statistical Methods. Journal of Statistical Software, 53(1), 1-27. URL https://doi.org/10.18637/jss.v053.i01. A BibTeX entry for LaTeX users is @Article{, title = {{animation}: An {R} Package for Creating Animations and Demonstrating Statistical Methods}, author = {Yihui Xie}, journal = {Journal of Statistical Software}, year = {2013}, volume = {53}, number = {1}, pages = {1--27}, url = {https://doi.org/10.18637/jss.v053.i01}, } Yihui Xie [aut, cre], Christian Mueller [ctb], Lijia Yu [ctb], Weicheng Zhu [ctb] (). animation: A Gallery of Animations in Statistics and Utilities to Create Animations. R package version 2.7.1. A BibTeX entry for LaTeX users is @Manual{, title = {animation: A Gallery of Animations in Statistics and Utilities to Create Animations}, author = {Yihui Xie and Christian Mueller and Lijia Yu and Weicheng Zhu}, note = {R package version 2.7.1}, url = {https://yihui.org/animation/}, }