@article{BSMF_1890__18__107_0,
     author = {D'Ocagne, Maurice},
     title = {Remarques sur les transformations isogonales},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {107--108},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {18},
     year = {1890},
     doi = {10.24033/bsmf.406},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.406/}
}