@article{10_4064_ap91_1_4,
     author = {Salomon Sambou and Bocar Tour\'e},
     title = {Formule d'homotopie pour un domaine \`a bord $(q+k)$-concave
 d'une vari\'et\'e {CR} g\'en\'erique et $q$-concave. {Applications}},
     journal = {Annales Polonici Mathematici},
     pages = {43--55},
     publisher = {mathdoc},
     volume = {91},
     number = {1},
     year = {2007},
     doi = {10.4064/ap91-1-4},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap91-1-4/}
}