@article{CMUC_1996_37_1_a11,
     author = {Bican, Ladislav},
     title = {Butler groups and {Shelah's} {Singular} {Compactness}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {171--178},
     year = {1996},
     volume = {37},
     number = {1},
     mrnumber = {1396169},
     zbl = {0857.20037},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1996_37_1_a11/}
}