@article{SchlachtbergerBeckerSchrammetal.2016,
  author    = {David Peter Schlachtberger and Sarah Becker and Stefan Schramm and Martin Greiner},
  title     = {Backup flexibility classes in emerging large-scale renewable electricity systems},
  journal   = {Energy Conversion and Management},
  volume    = {125},
  pages     = {336 -- 346},
  doi       = {10.1016/j.enconman.2016.04.020},
  year      = {2016},
}