@article{103813,
      author = {Ecker, I.},
      url = {http://digitallibrary.un.org/record/103813},
      title = {The close system of cattle feeding based on grazing :  report /},
      publisher = {UN,},
      recid = {103813},
      pages = {4 p.},
      address = {Geneva :. 1984-10-31},
      year = {1984},
      month = {Oct},
}