@article{GDZPPN002040026, title = {Functional equations associated with triangle geometry.}, journal = {Aequationes mathematicae}, volume = {45}, year = {1993}, pages = {127-152}, zbl = {0774.39006}, url = {http://dml.mathdoc.fr/item/GDZPPN002040026} }
Kimberling, Clark. Functional equations associated with triangle geometry.. Aequationes mathematicae, Tome 45 (1993) pp. 127-152. http://gdmltest.u-ga.fr/item/GDZPPN002040026/