@article{SJL_1971____A5_0,
     author = {Pichon, Guy},
     title = {Probl\`emes math\'ematiques de l'\'equation de {Boltzmann} relativiste},
     journal = {S\'eminaire Jean Leray},
     note = {talk:5},
     pages = {1--25},
     publisher = {Coll\`ege de France},
     year = {1971},
     language = {fr},
     url = {http://www.numdam.org/item/SJL_1971____A5_0/}
}