@article{Bartkiewicz:2011Vd,
  author = "Bartkiewicz, Anna  and  Szymczak, Marian  and  van Langevelde, Huib Jan  and  De Buizer, James Michael  and  Pihlstrom, Ylva",
  title = "{Studies of methanol maser rings}",
  doi = "10.22323/1.125.0003",
  journal = "PoS",
  year = 2011,
  volume = "10th EVN Symposium",
  pages = "003"
}