@article{PilasMarianoKeusgenetal.2015,
  author    = {Johanna Pilas and K. Mariano and M. Keusgen and Thorsten Selmer and Michael Josef Sch{\"o}ning},
  title     = {Optimization of an Enzyme-based Multi-parameter Biosensor for Monitoring Biogas Processes},
  journal   = {Procedia Engineering},
  volume    = {120},
  pages     = {532 -- 535},
  doi       = {10.1016/j.proeng.2015.08.702},
  year      = {2015},
}