@article{Grytczuk:1997,
  author  = "A. Grytczuk",
  title   = "Note on Fermat's type equation in the set of n x n matrices",
  journal = "Discussiones Mathematicae : Algebra and Stochastic Methods",
  volume  = "Vol. 17",
  number  = "no 1",
  pages   = "19--23",
  year    = "1997",
}