@article{vonGehlenMatthesOkruschetal.1990,
  author    = {K. von Gehlen and S. Matthes and Martin Okrusch and P. Richter and C. R{\"o}hr and Ulrich Sch{\"u}ssler},
  title     = {Metapyroxenite in der KTB-Vorbohrung},
  year      = {1990},
}