@article{YalcinHimmelstoss,
  author    = {Yalcin, Faruk and Himmelstoß, Felix},
  title     = {Single-phase Boost-type Active Tracking AC-AC Voltage Regulator with an Improved Hybrid Control Technique},
  series = {Duzce University Journal of Science and Technology},
  volume    = {2022},
  journal   = {Duzce University Journal of Science and Technology},
  number    = {10, issue 1},
  pages     = {139 -- 153},
  subject      = {Boost converter},
  language  = {en}
}
@article{HimmelstossVotzi,
  author    = {Himmelstoss, Felix and Votzi, Helmut},
  title     = {Simple Chargers for a Small DC Micro-Grid for a Home Emergency Power System},
  series = {Electricity},
  volume    = {4},
  journal   = {Electricity},
  number    = {3},
  doi       = {https://doi.org/10.3390/electricity4030013},
  pages     = {216 -- 234},
  subject      = {micro-grid},
  language  = {en}
}