@article{GDZPPN00208211X,
title = {Some inequalities for the triangle.},
journal = {Elemente der Mathematik},
volume = {44},
year = {1989},
pages = {1-15},
zbl = {0714.51011},
url = {http://dml.mathdoc.fr/item/GDZPPN00208211X}
}
Corach, G.; McGowan, J.; Porta, H. Some inequalities for the triangle.. Elemente der Mathematik, Tome 44 (1989) pp. 1-15. http://gdmltest.u-ga.fr/item/GDZPPN00208211X/