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@article{CMH_1969__44_139409, author = {J. Steinig}, title = {The {Changes} of {Sign} of {Certain} {Arithmetical} {Error-Terms.}}, journal = {Commentarii mathematici Helvetici}, pages = {385--400}, publisher = {mathdoc}, volume = {44}, year = {1969}, zbl = {0188.34803}, url = {http://geodesic.mathdoc.fr/item/CMH_1969__44_139409/} }
J. Steinig. The Changes of Sign of Certain Arithmetical Error-Terms.. Commentarii mathematici Helvetici, Tome 44 (1969), pp. 385-400. http://geodesic.mathdoc.fr/item/CMH_1969__44_139409/