@article{AM2_1997__53_1-2_137685,
     author = {Hans-Heinrich Kairies},
     title = {Functional equations for pecular functions.},
     journal = {Aequationes mathematicae},
     pages = {207--241},
     publisher = {mathdoc},
     volume = {53},
     number = {1-2},
     year = {1997},
     zbl = {0876.39004},
     url = {http://geodesic.mathdoc.fr/item/AM2_1997__53_1-2_137685/}
}