@article{BreitkopfSchlueterXuetal.2013,
  author    = {Hendrik Breitkopf and P. M. Schl{\"u}ter and S. Xu and Florian P. Schiestl and S. Cozzolino and G. Scopece},
  title     = {Pollinator shifts between Ophrys sphegodes populations: might adaptation to different pollinators drive population divergence?},
  journal   = {Journal of evolutionary biology},
  volume    = {26},
  number    = {10},
  pages     = {2197 -- 2208},
  doi       = {10.1111/jeb.12216},
  year      = {2013},
}