@misc{10_4153_CJM_2003_011_8,
     title = {Differential {Structure} of {Orbit} {Spaces:} {Erratum}},
     journal = {Canadian journal of mathematics},
     pages = {247--247},
     year = {2003},
     volume = {55},
     number = {2},
     doi = {10.4153/CJM-2003-011-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2003-011-8/}
}