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@article{JRAM_1977__295_151914, author = {Harold G. Diamond}, title = {When do {Beurling} generalized integers have a density?}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {22--39}, publisher = {mathdoc}, volume = {295}, year = {1977}, zbl = {0355.10038}, url = {http://geodesic.mathdoc.fr/item/JRAM_1977__295_151914/} }
Harold G. Diamond. When do Beurling generalized integers have a density?. Journal für die reine und angewandte Mathematik, Tome 295 (1977), pp. 22-39. http://geodesic.mathdoc.fr/item/JRAM_1977__295_151914/