1. B. Addis, M. Di Summa, A. Grosso, Removing critical nodes from a graph: complexity results and polynomial algorithms for the case of bounded treewidth, Optimization online (www.optmization-online.org), 2011.
2. Error and attack tolerance of complex networks;Albert;Nature,2000
3. Complexity of finding embeddings in a k-tree;Arnborg;SIAM Journal on Algebraic and Discrete Methods,1987
4. Detecting critical nodes in sparse graphs;Arulselvan;Computers & Operations Research,2009
5. Cardinality-constrained critical node detection problem;Arulselvan,2011