@article{Kahlig:2017,
  author  = "P. Kahlig and J. Matkowski",
  title   = "Invariant means related to classical weighted means",
  journal = "Publicationes Mathematicae - Debrecen",
  volume  = "Vol. 89",
  number  = "no. 3",
  pages   = "373--387",
  year    = "2017",
}