@article{ASENS_1878_2_7__261_0,
     author = {Tisserand, F.},
     title = {Sur un point important de la th\'eorie des perturbations plan\'etaires},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {261--274},
     publisher = {Elsevier},
     volume = {2e s{\'e}rie, 7},
     year = {1878},
     doi = {10.24033/asens.163},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.163/}
}