Vural, E. , Özdalyan, B. , Özel, S.. "Experimental Investigation on Effect of the Zirconium + Magnesium Coating of the Piston and Valve of the Single-Cylinder Diesel Engine to the Engine Performance and Emission". World Academy of Science, Engineering and Technology, Open Science Index 120, International Journal of Mechanical and Mechatronics Engineering, (2016), 10(12), 1955 - 1962.