G. Aad, B. Abbott, J. Abdallah, A. A. Abdelalim, A. Abdesselam, K. Augsten, T. Holý, T. Horažďovský, Z. Hubáček, J. Jakůbek et al.: Search for massive colored scalars in four-jet final states in sqrt{s} = 7 TeV proton-proton collisions with the ATLAS detector. The European Physical Journal C 71(12), 1828 (2011). doi:10.1140/epjc/s10052-011-1828-6