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@article{AM2_1974__11_136430, author = {Halina Swiatak and Bohdan Lawruk}, title = {On {Functions} {Satisfying} a {Generalized} {Mean} {Value} {Equation.}}, journal = {Aequationes mathematicae}, pages = {1--10}, publisher = {mathdoc}, volume = {11}, year = {1974}, zbl = {0291.39007}, url = {http://geodesic.mathdoc.fr/item/AM2_1974__11_136430/} }
Halina Swiatak; Bohdan Lawruk. On Functions Satisfying a Generalized Mean Value Equation.. Aequationes mathematicae, Tome 11 (1974), pp. 1-10. http://geodesic.mathdoc.fr/item/AM2_1974__11_136430/