@article{Kisielewicz:2015,
  author  = "A. Kisielewicz and M. Łysakowska",
  title   = "On Keller's conjecture in dimension seven",
  journal = "Electronic Journal of Combinatorics",
  volume  = "Vol. 22",
  number  = "no. 1",
  pages   = "1--44",
  year    = "2015",
}