@article{136820,
      url = {http://digitallibrary.un.org/record/136820},
      title = {Location of important marshalling yards within the  European railway network : examination of the possibilities  of reducing the number of marshalling yards of major  importance for international traffic /},
      publisher = {UN,},
      recid = {136820},
      pages = {4 p. :},
      address = {Geneva :. 1986-02-04},
      year = {1986},
      month = {Feb},
}