@misc{KikirasZiekow2016,
  author    = {Panayotis Kikiras and Holger Ziekow},
  title     = {Consumption estimation system and method thereof},
  url       = {https://depatisnet.dpma.de/DepatisNet/depatisnet?action=pdf\&docid=US020180012157A1\&xxxfull=1},
  year      = {2016}
}