@incollection{Schmidt1993,
  author    = {Th. Schmidt},
  title     = {Fracture Tests for Determining Primary Stress Conditions in Salt Deposits Provide Clues to the Rock Mechanics of Salt Caverns.},
  booktitle = {Seventh Symposium on Salt: Proceedings of the Seventh International Symposium, Kyoto, Japan, 6-9 April 1992},
  edition   = {1},
  isbn      = {978-044489143},
  year      = {1993},
}