@article{MZ_1975__142_172201,
     author = {Ludger Kaup and Hans G\"unther Weidner},
     title = {Mayer-Vietoris {Sequenzen} und {Lefschetzs\"atze} f\"ur mehrfache {Hyperfl\"achenschnitte} in der {Homotopie.}},
     journal = {Mathematische Zeitschrift},
     pages = {243--270},
     publisher = {mathdoc},
     volume = {142},
     year = {1975},
     zbl = {0295.14010},
     url = {http://geodesic.mathdoc.fr/item/MZ_1975__142_172201/}
}