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@article{MAN_1993__295_1_165057, author = {Martin Scharlemann and Abigail Thompson}, title = {Heegaard splittings of (surface) x {I} are standars.}, journal = {Mathematische Annalen}, pages = {549--564}, publisher = {mathdoc}, volume = {295}, number = {1}, year = {1993}, zbl = {0814.57010}, url = {http://geodesic.mathdoc.fr/item/MAN_1993__295_1_165057/} }
Martin Scharlemann; Abigail Thompson. Heegaard splittings of (surface) x I are standars.. Mathematische Annalen, Tome 295 (1993) no. 1, pp. 549-564. http://geodesic.mathdoc.fr/item/MAN_1993__295_1_165057/