@article{253321,
      note = {Includes registration form.},
      url = {http://digitallibrary.un.org/record/253321},
      title = {Annual Training Course on Natural Gas Rate-making in the  ECE Region with an Emphasis on Economies in Transition :  Modelling Elements of Market-based Natural Gas Pricing,  Groningen (Netherlands), 20-25 September 1998, March 1999  and September 1999 : information notice no. 1.},
      publisher = {UN,},
      recid = {253321},
      pages = {8 p. :},
      address = {Geneva :. 1998-04-20},
      year = {1998},
      month = {Apr},
}