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@article{VM_1999_1_3_a4, author = {John M. Sullivan}, title = {"The {Optiverse"} and {Other} {Sphere} {Eversions}}, journal = {Visual Mathematics}, publisher = {mathdoc}, volume = {1}, number = {3}, year = {1999}, url = {http://geodesic.mathdoc.fr/item/VM_1999_1_3_a4/} }
John M. Sullivan. "The Optiverse" and Other Sphere Eversions. Visual Mathematics, Tome 1 (1999) no. 3. http://geodesic.mathdoc.fr/item/VM_1999_1_3_a4/