@article{GDZPPN002401614, title = {The Coexistence of Involutory Elations and Homologies.}, journal = {Mathematische Zeitschrift}, volume = {105}, year = {1968}, pages = {195-200}, zbl = {0161.40304}, url = {http://dml.mathdoc.fr/item/GDZPPN002401614} }
Burn, R.P. The Coexistence of Involutory Elations and Homologies.. Mathematische Zeitschrift, Tome 105 (1968) pp. 195-200. http://gdmltest.u-ga.fr/item/GDZPPN002401614/