Coal explorer [electronic resource].
Material type:
Continuing resourcePublication details: Mumbai, India : Petrosil GroupSubject(s): Genre/Form: LOC classification: - TN799.9
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Description based on: January 18, 2010; title from pdf title page (ProQuest, viewed March 22, 2013).
Latest issue consulted: August 07, 2012 (viewed March 22, 2013).