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@article{AM2_1980__20_182376, author = {Fred M. Hoppe}, title = {On a {Schr\"oder} equation arising in branching processes.}, journal = {Aequationes mathematicae}, pages = {33--37}, publisher = {mathdoc}, volume = {20}, year = {1980}, zbl = {0433.39008}, url = {http://geodesic.mathdoc.fr/item/AM2_1980__20_182376/} }
Fred M. Hoppe. On a Schröder equation arising in branching processes.. Aequationes mathematicae, Tome 20 (1980), pp. 33-37. http://geodesic.mathdoc.fr/item/AM2_1980__20_182376/