1. Abdul Khalil, H. P. S., Bhat, A. H. and Ireana Yusra, A. F., Green composites from sustainable cellulose nanofibrils: A review, Carbohydrate Polymers, Vol.87, No.2 (2012), pp.963-979.
2. Barari, B., Omrani, E., Dorri Moghadam, A., Menezes, P. L., Pillai, K. M. and Rohatgi, P. K., Mechanical, physical and tribological characterization of nano-cellulose fibers reinforced bio-epoxy composites: An attempt to fabricate and scale the ‘Green’ composite, Carbohydrate Polymers, Vol.147, (2016), pp.282-293.
3. Buldum, A. and Lu, J. P., Atomic scale sliding and rolling of carbon nanotubes, Physical Review Letters, Vol.83, No.24 (1999), pp.5050-5053.
4. Chauveau, V., Mazuyer, D., Dassenoy, F. and Cayer-Barrioz, J., In Situ Film-Forming and Friction-Reduction Mechanisms for Carbon-Nanotube Dispersions in Lubrication, Tribology Letters, Vol.47, No.3 (2012), pp.467-480.
5. Choi, Y., Lee, C., Hwang, Y., Park, M., Lee, J., Choi, C. and Jung, M., Tribological behavior of copper nanoparticles as additives in oil, Current Applied Physics, Vol.9, (2009), pp.e124-e127.