@article{Luhmann2011,
  author    = {Luhmann, Hans-Jochen},
  title     = {Lessons for the offshore oil and gas exploration in Europe},
  journal   = {Nikkei ecology},
  volume    = {111},
  number    = {5},
  pages     = {83},
  year      = {2011},
  language  = {ja}
}