@article{AIF_1969__19_2_533_0,
     author = {Berg, I. D. and Rubel, L. A.},
     title = {Densities on locally compact abelian groups},
     journal = {Annales de l'Institut Fourier},
     pages = {533--533},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {19},
     number = {2},
     year = {1969},
     doi = {10.5802/aif.335},
     zbl = {0176.11602},
     mrnumber = {259496},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/aif.335/}
}