@article{SchuesslerOppermannKreuzeretal.1986,
  author    = {Sch{\"u}ssler, Ulrich and Oppermann, Uwe and Kreuzer, Hans and Seidel, Eberhard and Okrusch, Martin and Lenz, Karl-Ludwig and Raschka, Helmut},
  title     = {Zur Altersstellung des ostbayerischen Kristallins - Ergebnisse neuer K-Ar Datierungen},
  url       = {http://nbn-resolving.de/urn:nbn:de:bvb:20-opus-31778},
  year      = {1986},
  abstract  = {No abstract available},
  language  = {de}
}
@inproceedings{SchuesslerOkruschSeideletal.1990,
  author    = {Sch{\"u}ssler, Ulrich and Okrusch, Martin and Seidel, Eberhard and Kreuzer, Hans and Raschka, Helmut},
  title     = {Pre- to early Variscan magmatism in the Bohemian Massif},
  url       = {http://nbn-resolving.de/urn:nbn:de:bvb:20-opus-39171},
  year      = {1990},
  abstract  = {No abstract available},
  language  = {en}
}
@article{KreuzerSeidelSchuessleretal.1989,
  author    = {Kreuzer, Hans and Seidel, Eberhard and Sch{\"u}ssler, Ulrich and Okrusch, Martin and Lenz, Karl-Ludwig and Raschka, Helmut},
  title     = {K-Ar geochronology of different tectonic units at the northeastern margin of the Bohemian Massif},
  url       = {http://nbn-resolving.de/urn:nbn:de:bvb:20-opus-31811},
  year      = {1989},
  abstract  = {No abstract available},
  language  = {en}
}