@inproceedings{Arnold2009,
  author    = {Arnold, Karin},
  title     = {Treibhausgasbilanz von Biomethan : welche Substrate sind geeignet? Greenhouse gas balance of bio-methane : which substrates are suitable?},
  booktitle  = {Internationale Wissenschaftstagung : Biogas Science 2009 ; Band 2},
  publisher = {Bayerische Landesanst. f{\"u}r Landwirtschaft},
  address   = {Freising-Weihenstephan},
  pages     = {405 -- 416},
  year      = {2009},
  language  = {de}
}