To cite package 'AGD' in publications use:
van Buuren S (2018). AGD: Analysis of Growth Data. R package version 0.39, https://CRAN.R-project.org/package=AGD.
Corresponding BibTeX entry:
@Manual{AGD-package, title = {AGD: Analysis of Growth Data}, author = {Stef {van Buuren}}, year = {2018}, note = {R package version 0.39}, url = {https://CRAN.R-project.org/package=AGD}, }