Journal of the Institute of Engineers (India)- Mining Engineering Division Board (Half- Yearly) - National - Kolkata- India Institute of Engineers (India) 2009 - 89 . ISSN: 0257-442X Subjects--Topical Terms: Mining Engineering/ Civil Subjects--Facted Index Terms: JournalInstituteEngineers(India)-MiningEngineeringDivisionBoard(Half-Yearly)Mining Engineering