@article{PMIHES_1971__40__139_0,
     author = {Tougeron, Jean-Claude},
     title = {An extension of {Whitney's} spectral theorem},
     journal = {Publications Math\'ematiques de l'IH\'ES},
     pages = {139--148},
     year = {1971},
     publisher = {Institut des Hautes Etudes Scientifiques},
     volume = {40},
     mrnumber = {370645},
     zbl = {0239.46023},
     language = {en},
     url = {https://www.numdam.org/item/PMIHES_1971__40__139_0/}
}