00451nam a2200121Ia 4500008004100000040001700041082002800058110002800086245009200114260003800206300001000244650007500254190327s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta333.8220954bI39R  aIndia. Ministry of Coal 0aReport of the working group on coal and lignite for the tenth five year plan, 2002-2007  aNew DelhibMinistry of Coalc2001  a165p.  aCoal; Coal mines and mining; Mine safety; Lignite; Production planning