To cite games in publications use:
Brenton Kenkel, Curtis S. Signorino (2014). Estimating Extensive Form Games in R. Journal of Statistical Software, 56(8), 1-27. URL http://www.jstatsoft.org/v56/i08/.
Corresponding BibTeX entry:
@Article{, title = {Estimating Extensive Form Games in {R}}, author = {Brenton Kenkel and Curtis S. Signorino}, journal = {Journal of Statistical Software}, year = {2014}, volume = {56}, number = {8}, pages = {1--27}, url = {http://www.jstatsoft.org/v56/i08/}, }