E. Jiaqiang, M. H. Pham, Y. Deng, T. Nguyen, V. N. Duy, D. H. Le, Z. Zhang, “Effects of injection timing and injection pressure on performance and exhaust emissions of a common rail diesel engine fueled by various concentrations of fish-oil biodiesel blends” Energy, 149, 979–989, (2018).
 U. Rajak, P. Nashine, T. N. Verma, “Comparative assessment of the emission characteristics of first, second and third generation biodiesels as fuel in a diesel engine” Journal of Thermal Engineering, 2018, Article in Press.
 Upendra Rajak, Prerana Nashine, Tikendra Nath Verma; Effect of Fuel Injection Pressure in a Diesel Engine using Microalgae-Diesel Emulsion; International Journal of Engineering and Advanced Technology; Volume-8 Issue-3, pp 263-271, February 2019.
 Upendra Rajak, Prerana Nashine, Tikendra Nath Verma; Experimental Study on Spray Characteristics of Biodiesel-Diesel Fuels Blends in a Constant Volume Chamber; Journal of Engineering and Applied Sciences.
 Upendra Rajak, Tikendra Nath Verma; Influence of combustion characteristics on a compression ignition engine from different generation of biofuels; Engineering Science and Technology, an International Journal.
 Singh TS, Khundrakpam NS, Nashine P, Verma TN, Banerjee M; Performance analysis of a MFVCR engine in SI mode using variable loading conditions; Bonfring International Journal of Industrial Engineering and Management Science, Vol. 6, Iss-4 p.p. 174-176, (2016).
 Upendra Rajak, Tikendra Nath Verma; Numerical investigation on cylindrical combustion chamber for methane-air fuel; International Journal on Theoretical and Applied Research in Mechanical Engineering, Vol. -6, Issue-1-2, (2017).
 Ramesh Kumar, Tikendra Nath Verma; Performance characteristics of a spark ignited variable compression ratio engine at erratic loads; International Journal of Applied Physics; Vol. 03, p.p. 9-13 (2018).
 Shrivastava P, Verma TN. Experimental investigation of performance and emission of Lal Ambari biodiesel and its blends in a compression ignition engine. AkiNik Publications.
 Rajak U, Verma TN. Influence of engine speed variation on single cylinder direct injection diesel engine. Aiknik Publication;(2019).
 Singh TS, Verma TN. Impact of Tri-Fuel on compression ignition engine emissions: Blends of waste frying oil-alcohol-diesel. Springer (Methanol and the Alternate Fuel Economy).
 Rajak U, Verma TN. Influence of emission characteristics using Microalgae biodiesel in diesel engine. International Research Publication House.
 Singh TS, Verma TN, Nashine P, Shijagurumayum C. BS-III diesel vehicles in Imphal, India: An emission perspective. Springer (Air pollution & control);