@article{DoorduinvandenHofVrielingetal.2010,
  author    = {Leonie J. Doorduin and Kevin van den Hof and Klaas Vrieling and Jasmin Radha Joshi},
  title     = {The lack of genetic bottleneck in invasive Tansy ragwort populations suggests multiple source populations},
  doi       = {10.1016/j.baae.2009.12.007},
  url       = {http://www.sciencedirect.com/science/journal/14391791},
  year      = {2010},
}