@misc{indiciaee1bfccdb2214,
  title = {Bitumen prices and structural changes in North American crude oil markets},
  author = {Emil D. Attanasi},
  year = {2016},
  doi = {10.1007/s11053-016-9298-z},
  url = {https://pubs.usgs.gov/publication/70200475},
  note = {Source identifier: 70200475}
}