@article{CMH_1979__54_139771,
     author = {Andr\'e Hirschowitz},
     title = {Sur les {Plongements} du {Type} {D\'eformation.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {126--132},
     publisher = {mathdoc},
     volume = {54},
     year = {1979},
     zbl = {0396.32002},
     url = {http://geodesic.mathdoc.fr/item/CMH_1979__54_139771/}
}