@article{10_4064_cm_49_2_253_255,
     author = {John Lawrence},
     title = {Orthogonality and additive functions on normed linear spaces},
     journal = {Colloquium Mathematicum},
     pages = {253--255},
     publisher = {mathdoc},
     volume = {49},
     number = {2},
     year = {1984},
     doi = {10.4064/cm-49-2-253-255},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-49-2-253-255/}
}