Tomohiro Koana Christian Komusiewicz Frank Sommer Exploiting c-Closure in Kernelization Algorithms for Graph Problems. 65:1-65:17 2020 ESA https://doi.org/10.4230/LIPIcs.ESA.2020.65 conf/esa/2020 db/conf/esa/esa2020.html#KoanaKS20