1. On representing homology classes of 4-manifolds;Akbulut;Invent. Math.,1978
2. A solution to a conjecture of Zeeman;Akbulut;Topology,1991
3. A decomposition theorem for h-cobordant smooth, simply-connected compact 4-manifolds;Curtis;Invent. Math.,1996
4. Topology of 4-Dimensional Manifolds;Freedman,1990
5. The topology of four-dimensional manifolds;Freedman;J. Differential Geom.,1982