- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Rajouri District of Jammu & Kashmir (2013)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Rajouri District of Jammu & Kashmir (2012)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Rajouri District of Jammu & Kashmir (2011)