@incollection{AST_1978__59-60__233_0,
     author = {Trotman, David},
     title = {Interpr\'etations topologiques des conditions de {Whitney}},
     booktitle = {Journ\'ees singuli\`eres de Dijon},
     series = {Ast\'erisque},
     pages = {233--248},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {59-60},
     year = {1978},
     mrnumber = {542739},
     zbl = {0416.58004},
     language = {fr},
     url = {http://www.numdam.org/item/AST_1978__59-60__233_0/}
}