1. Topologie, Band I;Alexandroff,1972
2. J. Baker, K.N. Vander Meulen, A. Van Tuyl, Shedding vertices of vertex decomposable graphs, 2016, 23 pp. arXiv:1606.04447 [math.CO].
3. C. Berge, A conference quoted in [12], 1973.
4. Regularizable graphs I;Berge;Discrete Math.,1978
5. Some common properties for regularizable graphs, edge-critical graphs and B-graphs;Berge;Ann. Discrete Math.,1982