@article{1028998060, author = {Rudin, Walter}, title = {Independent perfect sets in groups.}, journal = {Michigan Math. J.}, volume = {5}, number = {1}, year = {1958}, pages = { 159-161}, language = {en}, url = {http://dml.mathdoc.fr/item/1028998060} }
Rudin, Walter. Independent perfect sets in groups.. Michigan Math. J., Tome 5 (1958) no. 1, pp. 159-161. http://gdmltest.u-ga.fr/item/1028998060/