@article{KirchhoffRickmannMathysetal.2019,
  author    = {Timo Kirchhoff and Lars Rickmann and Werner Mathys and Bernd Rickmann and Carsten B{\"a}cker},
  title     = {{\"O}konomische Temperaturhaltung durch Kaltwasser-Zirkulation},
  journal   = {Sanit{\"a}rjournal},
  editor    = {Albert E. Oechsner},
  volume    = {33. Jahrgang},
  number    = {Sonderheft Oktober 2019},
  pages     = {30 -- 35},
  year      = {2019},
}