@article{05560454, title = {Haar measure is not approximable by balls.}, journal = {Acta Universitatis Sapientiae. Mathematica}, volume = {1}, year = {2009}, pages = {83-86}, zbl = {1178.28023}, language = {en}, url = {http://dml.mathdoc.fr/item/05560454} }
Csörnyei, Marianna. Haar measure is not approximable by balls.. Acta Universitatis Sapientiae. Mathematica, Tome 1 (2009) pp. 83-86. http://gdmltest.u-ga.fr/item/05560454/