Torralba, Álvaro and Kissmann, P. 2015. Focusing on What Really Matters: Irrelevance Pruning in Merge-and-Shrink. Proceedings of the International Symposium on Combinatorial Search. 6, 1 (Jun. 2015), 122–130. DOI:https://doi.org/10.1609/socs.v6i1.18353.