Douglas Bauer, Hajo Broersma, Edward F. Schmeichel. Toughness in Graphs - A Survey. Graphs and Combinatorics, 22(1):1-35, 2006. [doi]
@article{BauerBS06, title = {Toughness in Graphs - A Survey}, author = {Douglas Bauer and Hajo Broersma and Edward F. Schmeichel}, year = {2006}, doi = {10.1007/s00373-006-0649-0}, url = {http://dx.doi.org/10.1007/s00373-006-0649-0}, tags = {graph-rewriting, survey, rewriting}, researchr = {https://researchr.org/publication/BauerBS06}, cites = {0}, citedby = {0}, journal = {Graphs and Combinatorics}, volume = {22}, number = {1}, pages = {1-35}, }