G. Aad, T. Abajyan, B. Abbott, J. Abdallah, S. Abdel Khalek, K. Augsten, T. Holý, Z. Hubáček, J. Jakůbek, Z. Kohout et al.: Search for doubly charged Higgs bosons in like-sign dilepton final states at root s=7 TeV with the ATLAS detector. The European Physical Journal C 72(12), 2244 (2012). doi:10.1140/epjc/s10052-012-2244-2