@article{AM2_1986__31_137167,
     author = {Jen\"o Szigeti},
     title = {Homological methods in the solution of certain functional equations.},
     journal = {Aequationes mathematicae},
     pages = {310--314},
     publisher = {mathdoc},
     volume = {31},
     year = {1986},
     zbl = {0617.39007},
     url = {http://geodesic.mathdoc.fr/item/AM2_1986__31_137167/}
}