@article{CRMATH_2007__344_8_497_0,
     author = {Li, Hong-Quan},
     title = {Estimations asymptotiques du noyau de la chaleur sur les groupes de {Heisenberg}},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {497--502},
     publisher = {Elsevier},
     volume = {344},
     number = {8},
     year = {2007},
     doi = {10.1016/j.crma.2007.02.015},
     language = {fr},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2007.02.015/}
}