@article{AM2_1996__52_1-2_137657,
     author = {Janusz Brzdek},
     title = {On the {Baxter} functional equation.},
     journal = {Aequationes mathematicae},
     pages = {105--111},
     publisher = {mathdoc},
     volume = {52},
     number = {1-2},
     year = {1996},
     zbl = {0857.39011},
     url = {http://geodesic.mathdoc.fr/item/AM2_1996__52_1-2_137657/}
}