@article{Selten_1975,
    doi = {10.1007/bf01766400},
    url = {https://doi.org/10.1007%2Fbf01766400},
    year = {1975},
    month = {mar},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {4},
    number = {1},
    pages = {25--55},
    author = {R. Selten},
    title = {Reexamination of the perfectness concept for equilibrium points in extensive games},
    journal = {International Journal of Game Theory}
}

@article{Selten_1975, doi = {10.1007/bf01766400}, url = {https://doi.org/10.1007%2Fbf01766400}, year = {1975}, month = {mar}, publisher = {Springer Science and Business Media {LLC}}, volume = {4}, number = {1}, pages = {25--55}, author = {R. Selten}, title = {Reexamination of the perfectness concept for equilibrium points in extensive games}, journal = {International Journal of Game Theory} }