@article{MM2_1976__19_154403,
     author = {Rolf Kultzke},
     title = {Der {Cohomologiering} von komplexen {Quadriken.}},
     journal = {Manuscripta mathematica},
     pages = {15--18},
     publisher = {mathdoc},
     volume = {19},
     year = {1976},
     zbl = {0352.55005},
     url = {http://geodesic.mathdoc.fr/item/MM2_1976__19_154403/}
}