@article{ZaklanCullmannNeumannetal.2012,
  author    = {Aleksandar Zaklan and Astrid Cullmann and Anne Neumann and Christian von Hirschhausen},
  title     = {The globalization of steam coal markets and the role of logistics an empirical analysis},
  journal   = {Energy economics},
  volume    = {34},
  number    = {1},
  pages     = {105 -- 116},
  doi       = {10.1016/j.eneco.2011.03.001},
  year      = {2012},
}