@book{FalkMarohnMicheletal.2012,
  author    = {Michael Falk and Frank Marohn and Ren{\´e} Michel and Daniel Hofmann and Maria Macke and Christoph Spachmann and Stefan Englert},
  title     = {A First Course on Time Series Analysis : Examples with SAS [Version 2012.August.01]},
  year      = {2012},
}