1. Simplicial structures and transverse cellularity;Cohen;Ann. Math.,1967
2. A general theory of relative regular neighborhoods;Cohen;Trans. Am. Math. Soc.,1969
3. A Course in Simple-homotopy Theory;Cohen,1973
4. Note on collapsing K×I where K is a contractible polyhedron;Dierker;Proc. Am. Math. Soc.,1968
5. Embedding polyhedra;Fenn;Bull. Lond. Math. Soc.,1970