@article{MAN_1974__210_162625,
     author = {H. Scheerer},
     title = {Gruppen von {Homotopieklassen} von {Abbildungen} in {Produkte} von {Eilenberg-Maclane-R\"aumen.}},
     journal = {Mathematische Annalen},
     pages = {281--294},
     publisher = {mathdoc},
     volume = {210},
     year = {1974},
     zbl = {0273.55014},
     url = {http://geodesic.mathdoc.fr/item/MAN_1974__210_162625/}
}