1. The computational difficulty of manipulating an election;Bartholdi;Soc. Choice Welf.,1989
2. Computational complexity of two variants of the possible winner problem;Baumeister,2011
3. On problem kernels for possible winner determination under the k-approval protocol;Betzler,2010
4. Studies in computational aspects of voting: open problems of Downey and fellows;Betzler,2012
5. Partial kernelization for rank aggregation: theory and experiments;Betzler,2010