@article{02012531,
title = {Hausdorff measure of the singular set of quasiregular maps on Carnot groups.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2003},
year = {2003},
pages = {2203-2220},
doi = {10.1155/S0161171203212370},
zbl = {1030.22003},
language = {en},
url = {http://dml.mathdoc.fr/item/02012531}
}
Markina, Irina. Hausdorff measure of the singular set of quasiregular maps on Carnot groups.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 2203-2220. doi : 10.1155/S0161171203212370. http://gdmltest.u-ga.fr/item/02012531/