Chalermsook, Parinya Algorithms and Complexity, MPI for Informatics, Max Planck Society;
Nanongkai, Danupon Algorithms and Complexity, MPI for Informatics, Max Planck Society;
Link (Any fulltext)
Chalermsook, P., Laekhanukit, B., & Nanongkai, D. (2013). Independent Set, Induced Matching, and Pricing: Connections and Tight (Subexponential Time) Approximation Hardnesses. In FOCS 2013 (pp. 370-379). Piscataway, NJ: IEEE. doi:10.1109/FOCS.2013.47.