@article{GDZPPN002216922, title = {Uniqueness of the Inversive Plane of Order 5.}, journal = {Manuscripta mathematica}, volume = {11}, year = {1973}, pages = {11-20}, zbl = {0251.05018}, url = {http://dml.mathdoc.fr/item/GDZPPN002216922} }
Denniston, Ralph Hugh Francis. Uniqueness of the Inversive Plane of Order 5.. Manuscripta mathematica, Tome 11 (1973) pp. 11-20. http://gdmltest.u-ga.fr/item/GDZPPN002216922/