@article{bwmeta1.element.bwnjournal-article-fmv59i1p13bwm, author = {Joseph Martin}, title = {A rigid sphere}, journal = {Fundamenta Mathematicae}, volume = {58}, year = {1966}, pages = {117-121}, zbl = {0151.32802}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv59i1p13bwm} }
Martin, Joseph. A rigid sphere. Fundamenta Mathematicae, Tome 58 (1966) pp. 117-121. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv59i1p13bwm/