%0 Journal Article %A Jaco, William %T Surfaces Embedded in M 2 × S 1 %J Canadian journal of mathematics %D 1970 %P 553-568 %V 22 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-063-x/ %R 10.4153/CJM-1970-063-x %F 10_4153_CJM_1970_063_x