TY - BOOK TI - Journal of the Institute of Engineers (India)- Mining Engineering Division Board (Half- Yearly): Vol.91 Feb'2011 SN - 0257-442X PY - 0000///02/11 CY - Kolkata- India PB - Institute of Engineers (India) KW - Mining Engineering/ Civil KW - Journal KW - Institute KW - Engineers KW - (India)- KW - Mining KW - Engineering KW - Division KW - Board KW - (Half- KW - Yearly) KW - Vol.91 KW - Feb'2010 ER -