@article{MM2_1976__19_154412,
     author = {Wolfgang Henke},
     title = {Isometrische {Immersionen} der {Kodimension} 2 von {Raumformen.}},
     journal = {Manuscripta mathematica},
     pages = {165--188},
     year = {1976},
     volume = {19},
     zbl = {0325.53050},
     url = {http://geodesic.mathdoc.fr/item/MM2_1976__19_154412/}
}