@article{AFST_1990_5_11_2_23_0,
     author = {Dominique Bakry and Dominique Michel},
     title = {In\'egalit\'es de {Sobolev} et minorations du semi-groupe de la chaleur},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {23--66},
     publisher = {Universit\'e Paul Sabatier},
     address = {Toulouse},
     volume = {5e s{\'e}rie, 11},
     number = {2},
     year = {1990},
     zbl = {0731.46015},
     mrnumber = {1191710},
     language = {fr},
     url = {https://afst.centre-mersenne.org/item/AFST_1990_5_11_2_23_0/}
}