@article{BSMF_1893__21__109_1,
     author = {Lucas, F\'elix},
     title = {Propri\'et\'es d'un syst\`eme de points dans un plan},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {109--112},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {21},
     year = {1893},
     doi = {10.24033/bsmf.471},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.471/}
}