@article{10_4064_ba58_1_3,
     author = {W{\l}odzimierz Fechner and Justyna Sikorska},
     title = {On the {Stability} of {Orthogonal} {Additivity}},
     journal = {Bulletin of the Polish Academy of Sciences. Mathematics},
     pages = {23--30},
     publisher = {mathdoc},
     volume = {58},
     number = {1},
     year = {2010},
     doi = {10.4064/ba58-1-3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ba58-1-3/}
}