@article{153148,
      url = {http://digitallibrary.un.org/record/153148},
      title = {Location of important marshalling yards within the  European railway network /},
      publisher = {UN,},
      recid = {153148},
      pages = {3 p.},
      address = {Geneva :. 1987-12-14},
      year = {1987},
      month = {Dec},
}