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@misc{MZ_1924__19_167764, title = {Bell, {E.} {T.,} {Umbral} symmetric functions and algebraic analogues of the {Bernoullian} and {Eulerian} numbers and functions}, journal = {Mathematische Zeitschrift}, pages = {35--49}, publisher = {mathdoc}, volume = {19}, year = {1924}, zbl = {49.0250.02}, url = {http://geodesic.mathdoc.fr/item/MZ_1924__19_167764/} }
Bell, E. T., Umbral symmetric functions and algebraic analogues of the Bernoullian and Eulerian numbers and functions. Mathematische Zeitschrift, Tome 19 (1924), pp. 35-49. http://geodesic.mathdoc.fr/item/MZ_1924__19_167764/