@article{1368584,
      recid = {1368584},
      author = {Ershov, Mikhail, and Jaikin-Zapirain, Andrei, and  Kassabov, Martin,},
      title = {Property (T) for groups graded by root systems /},
      pages = {1 online resource (141 pages) :},
      url = {http://library.usi.edu/record/1368584},
}