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@article{MZ_1987__196_173862, author = {Alexander I. Suciu}, title = {Immersed {Spheres} in ....2 and {S2} x {S2.}}, journal = {Mathematische Zeitschrift}, pages = {51--58}, publisher = {mathdoc}, volume = {196}, year = {1987}, url = {http://geodesic.mathdoc.fr/item/MZ_1987__196_173862/} }
Alexander I. Suciu. Immersed Spheres in ....2 and S2 x S2.. Mathematische Zeitschrift, Tome 196 (1987), pp. 51-58. http://geodesic.mathdoc.fr/item/MZ_1987__196_173862/