P. Pardhasaradhi, B. T PMadhav, G. Lakshmi Sindhuja, K. Sai Sreeram, M. Parvathi, and B. Lokesh, “Image enhancement with contrast coefficients using wavelet based image fusion”, IJET, vol. 7, no. 2.8, pp. 432–435, Mar. 2018, doi: 10.14419/ijet.v7i2.8.10476.