@article{GDZPPN002081776, title = {Some inequalities for the triangle.}, journal = {Elemente der Mathematik}, volume = {42}, year = {1987}, pages = {122-132}, zbl = {0703.51013}, url = {http://dml.mathdoc.fr/item/GDZPPN002081776} }
Milosevic, D.M. Some inequalities for the triangle.. Elemente der Mathematik, Tome 42 (1987) pp. 122-132. http://gdmltest.u-ga.fr/item/GDZPPN002081776/