Template:Laudenbach&Meigniez2012
From Manifold Atlas
F. Laudenbach and G. Meigniez, Haefliger's codimension-one singular foliations, open books and twisted open books in dimension 3, Bull. Braz. Math. Soc. (N.S.) 43 (2012), 347–373. MR3024060 Zbl 1263.57022