To cite the 'specs' package in publications use:
Smeekes S, Wijler E (2020).“An automated approach towards sparse single-equation cointegration modelling.”Journal of Econometrics,221(1), 247–276.
Corresponding BibTeX entry:
@Article{, title = {An automated approach towards sparse single-equation cointegration modelling}, author = {Stephan Smeekes and Etienne Wijler}, journal = {Journal of Econometrics}, year = {2020}, volume = {221}, number = {1}, pages = {247--276}, publisher = {Elsevier}, }