@article{743194,
      author = {Donert, Karl , and Miguel Gonzalez, Rafael de,},
      url = {http://library.usi.edu/record/743194},
      title = {Innovative learning geography in Europe new challenges for  the 21st century / [electronic resource] :},
      recid = {743194},
      pages = {1 online resource (243 pages) :},
}