@phdthesis{Zang1997,
  author    = {Zang, Arno},
  title     = {Akustische Emissionen beim Spr{\"o}dbruch von Gestein},
  pages     = {VII, 188 S. : Ill., graph. Darst.},
  year      = {1997},
  language  = {de}
}