@article{GDZPPN002076039, title = {Concurrencies and Areas in a Triangle.}, journal = {Elemente der Mathematik}, volume = {22}, year = {1967}, pages = {49-55}, zbl = {0145.41204}, url = {http://dml.mathdoc.fr/item/GDZPPN002076039} }
Holland, A.S.B. Concurrencies and Areas in a Triangle.. Elemente der Mathematik, Tome 22 (1967) pp. 49-55. http://gdmltest.u-ga.fr/item/GDZPPN002076039/