Gurmail Singh, Niraj Bala, Souravpal, Aadya Mishra. “Comprehensive Review on Mcraly Coatings: Structure, Properties and Future”. International Journal of Advanced Science and Technology, Vol. 29, no. 10s, June 2020, pp. 4867-70, http://sersc.org/journals/index.php/IJAST/article/view/22088.