@article{PUIM_1963__3(17)_23_255230,
     author = {M. Hossz\'u},
     title = {On {A} {Class} {Of} {Functional} {Equations}},
     journal = {Publications de l 'Institut Math\'ematique},
     pages = {53},
     publisher = {mathdoc},
     volume = {3(17)},
     number = {23},
     year = {1963},
     zbl = {0127.33703},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/PUIM_1963__3(17)_23_255230/}
}