Παρόμοια τεκμήρια

• Proceedings of the 7th US Mine Ventilation Symposium : : June 5-7, 1995, Lexington, Kentucky /
  Έκδοση: (1995)
• Mine ventilation /
  Έκδοση: (1960)
• Proceedings of the 6th International Mine Ventilation Congress : May 17-22, 1997, Pittsburgh, Pennsylvania, USA /
  Έκδοση: (1997)
• International Symposium on Mine Mechanization and Automation : Proceedings, Golden, Colorado, USA, June 10-13, 1991 /
  Έκδοση: (1991)
• Mine planning and equipment selection 1990 : proceedings of the second International Symposium on mine planning and equipment selection, Calgary, Canada, 7-9 November 1990 /
  Έκδοση: (1990)