@incollection{MSMF_1979__60__113_0,
     author = {Malivert, Christian},
     title = {M\'ethode de descente sur un ferm\'e non convexe},
     booktitle = {Analyse non convexe (Pau, 1977)},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     pages = {113--124},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {60},
     year = {1979},
     doi = {10.24033/msmf.264},
     mrnumber = {82a:49036},
     zbl = {0416.49020},
     url = {http://www.numdam.org/articles/10.24033/msmf.264/}
}