@article{CMH_1988__63_4_140122,
     author = {Albrecht Dold},
     title = {Parametrized {Borsuk-Ulam} theorems.},
     journal = {Commentarii mathematici Helvetici},
     pages = {275--285},
     publisher = {mathdoc},
     volume = {63},
     number = {4},
     year = {1988},
     zbl = {0651.55002},
     url = {http://geodesic.mathdoc.fr/item/CMH_1988__63_4_140122/}
}