@article{Padlyak:2008,
  author  = "B. Padlyak and W. Ryba-Romanowski and R. Lisiecki",
  title   = "Optical spectroscopy and local structure of the Nd3+ luminescence centres in glasses of the CaO?Ga2O3?GeO2 system",
  journal = "Optica Applicata",
  volume  = "Vol. 38",
  number  = "no 1",
  pages   = "189--202",
  year    = "2008",
}