@article{CMH_1971__46_139460,
     author = {Hans Martin Reimann},
     title = {On the {Absolute} {Continuity} of a {Surface} {Representation}},
     journal = {Commentarii mathematici Helvetici},
     pages = {44--47},
     publisher = {mathdoc},
     volume = {46},
     year = {1971},
     zbl = {0212.40503},
     url = {http://geodesic.mathdoc.fr/item/CMH_1971__46_139460/}
}