@article{1102977362, author = {Craggs, Robert}, title = {Involutions of the $3$-sphere which fix $2$-spheres.}, journal = {Pacific J. Math.}, volume = {35}, number = {3}, year = {1970}, pages = { 307-321}, language = {en}, url = {http://dml.mathdoc.fr/item/1102977362} }
Craggs, Robert. Involutions of the $3$-sphere which fix $2$-spheres.. Pacific J. Math., Tome 35 (1970) no. 3, pp. 307-321. http://gdmltest.u-ga.fr/item/1102977362/