@article{CMH_1960__34_139198,
     author = {Richard S. Palais},
     title = {Local {Triviality} of the {Restriction} {Map} for {Embeddings.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {305--312},
     publisher = {mathdoc},
     volume = {34},
     year = {1960},
     zbl = {0207.22501},
     url = {http://geodesic.mathdoc.fr/item/CMH_1960__34_139198/}
}