1. Recycling and Deinking of Recovered Paper;Bajpai,2014
2. http://www.paperforrecycling.eu/ (accessed 16.06.17).
3. http://www.afandpa.org/sustainability (accessed 16.06.17).
4. Pulp and Paper Industry: Energy Conservation;Bajpai,2016
5. Management of Pulp and Paper Mill Waste;Bajpai,2015