@article{BonnBoyKulmalaetal.2009,
  author    = {Boris Bonn and Michael Boy and Markku Kulmala and Angela Groth and Katrin Trawny and Sebastian Borchert and Stefan Jacobi},
  title     = {Ambient new particle formation parameter indicates potential rise in future events},
  journal   = {Atmospheric Chemistry and Physics Discussion},
  volume    = {9},
  pages     = {673 -- 691},
  doi       = {10.5194/acpd-9-673-2009},
  url       = {http://www.atmos-chem-phys-discuss.net/9/673/2009/acpd-9-673-2009.html},
  year      = {2009},
}