@article{AM2_1968__1_135937,
     author = {W. Smajdor},
     title = {Local {Analytic} {Solutions} of the {Functional} {Equation} ... in {Multidimensional} {Spaces.}},
     journal = {Aequationes mathematicae},
     pages = {20--36},
     publisher = {mathdoc},
     volume = {1},
     year = {1968},
     zbl = {0157.46001},
     url = {http://geodesic.mathdoc.fr/item/AM2_1968__1_135937/}
}