@article{MM2_1984__49_155044,
     author = {Claus Scheiderer},
     title = {Topologisch {Linksengelsche} {Elemente.}},
     journal = {Manuscripta mathematica},
     pages = {243--266},
     publisher = {mathdoc},
     volume = {49},
     year = {1984},
     zbl = {0585.22002},
     url = {http://geodesic.mathdoc.fr/item/MM2_1984__49_155044/}
}