@article{MS2_1979__45_166676,
     author = {Andrzej Szulkin},
     title = {Local structure of the zero-sets of differentiable mappings and application to bifurcation theory.},
     journal = {Mathematica Scandinavica},
     pages = {232--242},
     publisher = {mathdoc},
     volume = {45},
     year = {1979},
     zbl = {0435.58006},
     url = {http://geodesic.mathdoc.fr/item/MS2_1979__45_166676/}
}