Code of practice for subsurface exploration by pits,trenches,drifts and shafts/1st rev.

By: Material type: TextTextPublication details: New Delhi Indian standards institution 1980Edition: 1st rev.edUniform titles:
  • Indian standard
Subject(s): DDC classification:
  • 622.142:006.76
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University Library
Cochin University of Science and Technology
Kochi-682 022, Kerala, India