- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Betul District of Madhya Pradesh (2013)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Betul District of Madhya Pradesh (2012)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Betul District of Madhya Pradesh (2011)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Betul District of Madhya Pradesh (2010)