@article{AM2_1968__1_135957,
     author = {A. Smajdor},
     title = {Remarks on {Monotonic} {Solutions} of a {Functional} {Equation.} {(Short} {Communication).}},
     journal = {Aequationes mathematicae},
     pages = {199--200},
     publisher = {mathdoc},
     volume = {1},
     year = {1968},
     zbl = {0157.46201},
     url = {http://geodesic.mathdoc.fr/item/AM2_1968__1_135957/}
}