@article{AIF_1991__41_4_937_0,
     author = {Ndombol, Bitjong},
     title = {Sur la cat\'egorie de {Lusternik-Schnirelmann} des alg\`ebres de cocha{\^\i}nes},
     journal = {Annales de l'Institut Fourier},
     pages = {937--987},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {41},
     number = {4},
     year = {1991},
     doi = {10.5802/aif.1280},
     mrnumber = {93d:55017},
     zbl = {0736.55006},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.5802/aif.1280/}
}