@article{Matkowski:1997,
  author  = "J. Matkowski",
  title   = "Lipschitzian composition operators in some function spaces",
  journal = "Nonlinear Analysis, Theory, Methods & Applications",
  volume  = "Vol. 30",
  number  = "no 2",
  pages   = "719--726",
  year    = "1997",
}