@article{GassenGerhardsPadillaMartini2012,
  author    = {Jan Gassen and Elmar Gerhards-Padilla and Peter Martini},
  title     = {Current Botnet-Techniques and Countermeasures},
  series   = {PIK (Praxis der Informationsverarbeitung und Kommunikation)},
  volume    = {35},
  number    = {1},
  publisher = {Walter de Gruyter},
  address   = {Berlin, Boston},
  issn      = {0930-5157},
  doi       = {10.1515/pik-2012-0002},
  pages     = {3 -- 10},
  year      = {2012},
  language  = {en}
}