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@article{MM2_1992__74_2_155695, author = {Uwe Kaiser}, title = {Strong {Band} sum and dichromatic invariants.}, journal = {Manuscripta mathematica}, pages = {237--252}, publisher = {mathdoc}, volume = {74}, number = {2}, year = {1992}, zbl = {0751.57003}, url = {http://geodesic.mathdoc.fr/item/MM2_1992__74_2_155695/} }
Uwe Kaiser. Strong Band sum and dichromatic invariants.. Manuscripta mathematica, Tome 74 (1992) no. 2, pp. 237-252. http://geodesic.mathdoc.fr/item/MM2_1992__74_2_155695/