Number of the records: 1  

Utilization of underground quarries in Czechoslovakia

  1. 1.
    Cílek, V. Utilization of underground quarries in Czechoslovakia. In: 3rd International Symposium on underground quarries. Napoli: Club Alpino Italiano, Societa Speleologica Italiana, 1994, s. 163-169.

Number of the records: 1  

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