Livre IV. Intersections de Surfaces.
Traité de la Géométrie Descriptive Textbd, GDML_Books, (1819), p. 161 / Harvested from
Access to full text 
@article{PPN600754081+DMDLOG_0006,
     title = {Livre IV. Intersections de Surfaces.},
     booktitle = {Trait\'e de la G\'eom\'etrie Descriptive Textbd},
     series = {GDML\_Books},
     publisher = {Courcier},
     address = {Paris},
     year = {1819},
     pages = {161},
     url = {http://dml.mathdoc.fr/item/PPN600754081+DMDLOG_0006}
}

 (éd.). Livre IV. Intersections de Surfaces., dans Traité de la Géométrie Descriptive Textbd, GDML_Books,  (1819), p. 161. http://gdmltest.u-ga.fr/item/PPN600754081+DMDLOG_0006/