@article{MAN_1980__253_163475,
     author = {C.B. Thomas},
     title = {Maps {Between} {Real} {Classifying} {Spaces.}},
     journal = {Mathematische Annalen},
     pages = {195--204},
     publisher = {mathdoc},
     volume = {253},
     year = {1980},
     zbl = {0427.55014},
     url = {http://geodesic.mathdoc.fr/item/MAN_1980__253_163475/}
}