@article{10_4064_cm_15_1_59_63,
     author = {N. G. de Bruijn},
     title = {On almost additive functions},
     journal = {Colloquium Mathematicum},
     pages = {59--63},
     publisher = {mathdoc},
     volume = {15},
     number = {1},
     year = {1966},
     doi = {10.4064/cm-15-1-59-63},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-15-1-59-63/}
}