@article{SPS_2002__36__230_0,
     author = {Bentaleb, Abdellatif},
     title = {Sur les fonctions extr\'emales des in\'egalit\'es de {Sobolev} des op\'erateurs de diffusion},
     journal = {S\'eminaire de probabilit\'es de Strasbourg},
     pages = {230--250},
     publisher = {Springer - Lecture Notes in Mathematics},
     volume = {36},
     year = {2002},
     mrnumber = {1971589},
     zbl = {1053.60010},
     language = {fr},
     url = {http://www.numdam.org/item/SPS_2002__36__230_0/}
}