@inproceedings{Constantinou:2010oJ,
  author = "Constantinou, Martha  and  Lubicz, Vittorio  and  Panagopoulos, Haralambos  and  Skouroupathis, Apostolos  and  Stylianou, Fotos",
  title = "{O(a^2) corrections to one-loop matrix elements of four-fermion operators with improved fermion/gluon actions}",
  doi = "10.22323/1.091.0260",
  booktitle = "Proceedings of The XXVII International Symposium on Lattice Field Theory {\textemdash} PoS(LAT2009)",
  year = 2010,
  volume = "091",
  pages = "260"
}