@misc{2819,
  author       = {{Hernández Rodriguez, Tanja and Pörtner, Ralf and Frahm, Björn}},
  booktitle    = {{BMC proceedings / BioMed Central}},
  issn         = {{1753-6561}},
  publisher    = {{BioMed Central}},
  title        = {{{Considerations for cell passaging in cell culture seed trains}}},
  doi          = {{10.1186/1753-6561-9-s9-p43}},
  volume       = {{9}},
  year         = {{2015}},
}

@misc{2820,
  author       = {{Kern, Simon and Platas Barradas, Oscar and Schaletzky, Martin and Sandig, Volker and Frahm, Björn and Pörtner, Ralf}},
  booktitle    = {{BMC proceedings / BioMed Central}},
  issn         = {{1753-6561}},
  publisher    = {{BioMed Central}},
  title        = {{{Model-based strategy for cell culture seed train layout verified at lab scale}}},
  doi          = {{10.1186/1753-6561-9-s9-p44}},
  volume       = {{9}},
  year         = {{2015}},
}

@misc{2818,
  author       = {{Kern, Simon and Platas, Oscar and Schaletzky, Martin and Sandig, Volker and Frahm, Björn and Pörtner, Ralf}},
  booktitle    = {{BMC proceedings / BioMed Central }},
  issn         = {{1753-6561}},
  publisher    = {{BioMed Central}},
  title        = {{{Model-based design of the first steps of a seed train for cell culture processes}}},
  doi          = {{10.1186/1753-6561-7-s6-p11}},
  volume       = {{7}},
  year         = {{2013}},
}