@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/