@article{ASENS_1884_3_1__9_0,
     author = {Picard, \'Emile},
     title = {M\'emoire sur les formes quadratiques binaires ind\'efinies \`a ind\'etermin\'ees conjugu\'ees},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {9--54},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 1},
     year = {1884},
     doi = {10.24033/asens.231},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.231/}
}