@article{SchoeningTsarouchasSchaubetal.2006,
  author    = {Michael Josef Sch{\"o}ning and D. Tsarouchas and A. Schaub and L. (u.a.) Beckers},
  title     = {A highly long-term stable silicon-based pH sensor using pulsed laser deposition technique},
  journal   = {Sensors and Actuators B. 35 (1996), H. 1-3},
  pages     = {228 -- 233},
  year      = {2006},
}