- Production of Lignite from Opencast Workings by Mechanisation and Overburden Removed in Bikaner District of Rajasthan (2015)
- Production of Lignite from Opencast Workings by Mechanisation and Overburden Removed in Bikaner District of Rajasthan (2014)
- Production of Lignite from Opencast Workings by Mechanisation and Overburden Removed in Bikaner District of Rajasthan (2013)
- Production of Lignite from Opencast Workings by Mechanisation and Overburden Removed in Bikaner District of Rajasthan (2012)
- Production of Lignite from Opencast Workings by Mechanisation and Overburden Removed in Bikaner District of Rajasthan (2011)
- Production of Lignite from Opencast Workings by Mechanisation and Overburden Removed in Bikaner District of Rajasthan (2010)