@article{MAN_1913__73_158601,
     author = {Ch. M\"untz},
     title = {Das {Euklidische} {Parallelenproblem.}},
     journal = {Mathematische Annalen},
     pages = {241--244},
     publisher = {mathdoc},
     volume = {73},
     year = {1913},
     url = {http://geodesic.mathdoc.fr/item/MAN_1913__73_158601/}
}