@article{MS2_1977__40_166532,
     author = {W.G. Bade and P.C. Jr. Curtis and K.B. Laursen},
     title = {Automatic continuity in algebras of differentiable functions.},
     journal = {Mathematica Scandinavica},
     pages = {249--270},
     publisher = {mathdoc},
     volume = {40},
     year = {1977},
     zbl = {0373.46061},
     url = {http://geodesic.mathdoc.fr/item/MS2_1977__40_166532/}
}