@article{ASENS_1870_1_7__89_0,
     author = {Didon, F.},
     title = {Sur une int\'egrale double},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {89--96},
     publisher = {Elsevier},
     volume = {1e s{\'e}rie, 7},
     year = {1870},
     doi = {10.24033/asens.66},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/asens.66/}
}