1. Lusternik-Schnirelmann category for simplicial complexes;Aaronson, Seth;Illinois J. Math.,2013
2. Dimitris Askitis, A strong collapse increasing the geometric simplicial Lusternik-Schnirelmann category, arXiv:1710.09794v1 (2017), 1–7.
3. Lecture Notes in Mathematics;Barmak, Jonathan A.,2011
4. Strong homotopy types, nerves and collapses;Barmak, Jonathan Ariel;Discrete Comput. Geom.,2012
5. Mathematical Surveys and Monographs;Cornea, Octav,2003