@article{BolayBraunDelheyetal.2005,
  author    = {Adrien Bolay and Uwe Braun and Rolf Delhey and Volker Kummer and Marcin Piatek and Agata Wolczanska},
  title     = {Erysiphe deutziae - a new epidemic spread in Europe},
  year      = {2005},
}