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@article{PIM_1969_N_S_09_23_a12, author = {Octavian Em. Gheorghiu}, title = {Die {L\"osung} {Eines} {Funktionalgleichungssystems}}, journal = {Publications de l'Institut Math\'ematique}, pages = {93 }, publisher = {mathdoc}, volume = {_N_S_09}, number = {23}, year = {1969}, url = {http://geodesic.mathdoc.fr/item/PIM_1969_N_S_09_23_a12/} }
Octavian Em. Gheorghiu. Die Lösung Eines Funktionalgleichungssystems. Publications de l'Institut Mathématique, _N_S_09 (1969) no. 23, p. 93 . http://geodesic.mathdoc.fr/item/PIM_1969_N_S_09_23_a12/