@article{10_4064_fm_121_1_17_23,
     author = {Paul Howard},
     title = {Binary consistent choice on pairs and a generalization of {Konig's} infinity lemma},
     journal = {Fundamenta Mathematicae},
     pages = {17--23},
     publisher = {mathdoc},
     volume = {121},
     number = {1},
     year = {1984},
     doi = {10.4064/fm-121-1-17-23},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-121-1-17-23/}
}