@article{ELMA_1967__22_140848,
     author = {A.S.B. Holland},
     title = {Concurrencies and {Areas} in a {Triangle.}},
     journal = {Elemente der Mathematik},
     pages = {49--55},
     publisher = {mathdoc},
     volume = {22},
     year = {1967},
     zbl = {0145.41204},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1967__22_140848/}
}