@article{3009,
  author = {A. Hughes and Phillip Armitage},
  title = {Global variation of the dust-to-gas ratio in evolving protoplanetary discs},
  year = {2012},
  journal = {Monthly Notices of the Royal Astronomical Society},
  volume = {423},
  pages = {389-405},
  month = {2012-04},
  issn = {00358711},
  doi = {10.1111/j.1365-2966.2012.20892.x},
}