@article{1457738,
      author = {Heshmati, Almas, and Abolhosseini, Shahrouz, and Altmann,  Jorn,},
      url = {http://library.usi.edu/record/1457738},
      title = {Development of renewable energy sources and its  significance for the environment /},
      recid = {1457738},
      pages = {1 online resource (187 pages) :},
}