@inproceedings{Endress:20121L, author = "Endress, Eric and Pena, Carlos", title = "{Variance reduction techniques for a quantitative understanding of the Delta I=1/2 rule}", doi = "10.22323/1.164.0131", booktitle = "Proceedings of The 30th International Symposium on Lattice Field Theory {\textemdash} PoS(Lattice 2012)", year = 2012, volume = "164", pages = "131" }