@article{GDZPPN001247867,
title = {Locally compact subgroups of the spectrum of the measure algebra.},
journal = {Semigroup forum},
volume = {2},
year = {1971},
pages = {95-107},
zbl = {0227.43004},
url = {http://dml.mathdoc.fr/item/GDZPPN001247867}
}
Dunkl, C.F.; Ramirez, D.E. Locally compact subgroups of the spectrum of the measure algebra.. Semigroup forum, Tome 2 (1971) pp. 95-107. http://gdmltest.u-ga.fr/item/GDZPPN001247867/