@article{AM2_1997__54_3_137708,
     author = {Attila Gil\'anyi},
     title = {A characterization of monomial functions.},
     journal = {Aequationes mathematicae},
     pages = {289--307},
     publisher = {mathdoc},
     volume = {54},
     number = {3},
     year = {1997},
     zbl = {0895.39006},
     url = {http://geodesic.mathdoc.fr/item/AM2_1997__54_3_137708/}
}