@techreport{spengen20_high_voltag_amplif,
  author = {W. Merlijn van Spengen},
  institution = {Falco Systems},
  title = {High Voltage Amplifiers: So you think you have noise!},
  year = {2020},
}

@techreport{spengen16_high_voltag_amplif,
  author = {W. Merlijn van Spengen},
  institution = {Falco Systems},
  title = {High Voltage Amplifiers: How fast are they really?},
  year = {2016},
}

@techreport{spengen17_high_voltag_amplif_ubiquit_ohms,
  author = {W. Merlijn van Spengen},
  institution = {Falco Systems},
  title = {High Voltage Amplifiers and the Ubiquitous 50 Ohms: Caveats and benefits},
  year = {2017},
}

@book{fleming14_desig_model_contr_nanop_system,
  author          = {Andrew J. Fleming and Kam K. Leang},
  title           = {Design, Modeling and Control of Nanopositioning Systems},
  year            = {2014},
  publisher       = {Springer International Publishing},
  ALTeditor       = {test},
}