To cite Synth in publications use:
Abadie A, Diamond A, Hainmueller J (2011). “Synth: An R Package for Synthetic Control Methods in Comparative Case Studies.” Journal of Statistical Software, 42(13), 1–17. https://www.jstatsoft.org/v42/i13/.
Corresponding BibTeX entry:
@Article{, title = {{Synth}: An {R} Package for Synthetic Control Methods in Comparative Case Studies}, author = {Alberto Abadie and Alexis Diamond and Jens Hainmueller}, journal = {Journal of Statistical Software}, year = {2011}, volume = {42}, number = {13}, pages = {1--17}, url = {https://www.jstatsoft.org/v42/i13/}, }