1.
Abadie A, Diamond A, Hainmueller J. Synth: An R Package for Synthetic Control Methods in Comparative Case Studies. J. Stat. Soft. [Internet]. 2011 Jun. 14 [cited 2022 Oct. 5];42(13):1-17. Available from: https://www.jstatsoft.org/index.php/jss/article/view/v042i13