@article{1378948,
      author = {Halvorsen, Tor, and Ibsen, Hilde, and M'kumbuzi, Vyvienne  R. P., and Assmo, Per,},
      url = {http://library.usi.edu/record/1378948},
      title = {Knowledge for a sustainable world : a Southern  African-nordic contribution /},
      recid = {1378948},
      pages = {1 online resource (258 pages) :},
}