@article{AIF_1969__19_1_81_0, author = {Berg, I. D. and Rubel, L. A.}, title = {Densities on locally compact abelian groups}, journal = {Annales de l'Institut Fourier}, pages = {81--107}, publisher = {Institut Fourier}, address = {Grenoble}, volume = {19}, number = {1}, year = {1969}, doi = {10.5802/aif.308}, mrnumber = {249937}, zbl = {0176.11602}, language = {en}, url = {http://www.numdam.org/articles/10.5802/aif.308/} }