@article{FORUM_1991__3_2_186400,
     author = {Tammo tom Dieck},
     title = {Verschlingungssysteme in glatten {Darstellungsformen.}},
     journal = {Forum mathematicum},
     pages = {419--436},
     publisher = {mathdoc},
     volume = {3},
     number = {2},
     year = {1991},
     zbl = {0728.57021},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1991__3_2_186400/}
}