Geometry and topology of submanifolds, II : Avignon, France, 30 May-3 June, 1988 / editors, M. Boyom, J. M. Morvan, L. Verstraelen. - Singapore : World Scientific, 1990 - 412 p. : ill. ; 22 cm. ISBN: 9810202512 Subjects--Topical Terms: Four-manifolds (Topology)Submanifolds--CongressesGeometry, Differential--CongressesTopological manifolds