1. Critical points and curvature for embedded polyhedra;Banchoff;J. Diff. Geo.,1967
2. The Structure of Manifolds;Barden,1963
3. Combinatorial manifolds with few vertices;Brehm;Topology,1987
4. A. Duval, A combinatorial decomposition of Simplicial complexes, Israel J. Math.
5. Manifolds which are like projective planes;Eells;Inst. Hautes Etudes Sci. Publ. Math. No. 14,1962