@article{Matkowski:1998,
  author  = "J. Matkowski",
  title   = "Continuous solutions of a functional equation",
  journal = "Publicationes Mathematicae - Debrecen",
  volume  = "T. 52",
  number  = "no 3-4",
  pages   = "559--562",
  year    = "1998",
}