@article{MOMA_1977__84_177829,
     author = {H.-J. Bartels},
     title = {Fixpunkte in homogenen {R\"aumen.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {89--90},
     publisher = {mathdoc},
     volume = {84},
     year = {1977},
     zbl = {0363.43007},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1977__84_177829/}
}