1. Aho, A., Garey, M.R., Ullman, J.D.: The transitive reduction of a directed graph. SIAM Journal of Computing 1(2), 131–137 (1972)
2. Albert, R., DasGupta, B., Dondi, R., Sontag, E.: Inferring (Biological) Signal Transduction Networks via Transitive Reductions of Directed Graphs. Algorithmica 51(2), 129–159 (2008)
3. Albert, R., DasGupta, B., Dondi, R., Kachalo, S., Sontag, E., Zelikovsky, A., Westbrooks, K.: A Novel Method for Signal Transduction Network Inference from Indirect Experimental Evidence. Journal of Computational Biology 14(7), 927–949 (2007)
4. Berman, P., Karpinski, M., Scott, A.D.: Approximation Hardness of Short Symmetric Instances of MAX-3SAT, Electronic Colloquium on Computational Complexity, Report TR03-049 (2003),
http://eccc.hpi-web.de/eccc-reports/2003/TR03-049/index.html
5. Dubois, V., Bothorel, C.: Transitive reduction for social network analysis and visualization. In: IEEE/WIC/ACM International Conference on Web Intelligence, pp. 128–131 (2005)