To cite KFAS in publications use:
Helske J (2017). “KFAS: Exponential Family State Space Models in R.” Journal of Statistical Software, 78(10), 1–39. doi:10.18637/jss.v078.i10.
Corresponding BibTeX entry:
@Article{, title = {{KFAS}: Exponential Family State Space Models in {R}}, author = {Jouni Helske}, journal = {Journal of Statistical Software}, year = {2017}, volume = {78}, number = {10}, pages = {1--39}, doi = {10.18637/jss.v078.i10}, }