Erratum to: Elektrotechnik & Informationstechnik https://doi.org/10.1007/s00502-018-0623-6 https://doi.org/10.1007/s00502-018-0624-5 https://doi.org/10.1007/s00502-018-0630-7 https://doi.org/10.1007/s00502-018-0633-4
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The online version of these articles can be found under https://doi.org/10.1007/s00502-018-0623-6, https://doi.org/10.1007/s00502-018-0624-5, https://doi.org/10.1007/s00502-018-0630-7, https://doi.org/10.1007/s00502-018-0633-4.
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The Publisher Erratum to: Multiple articles of Journal e&i elektrotechnik und informationstechnik. Elektrotech. Inftech. 135, 435 (2018). https://doi.org/10.1007/s00502-018-0640-5
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DOI: https://doi.org/10.1007/s00502-018-0640-5