M. M. Rose, R. S. Christy, T. A. Benitta, and J. T. T. Kumaran, “Structural, Electrical and Optical Studies of ZnxCu1-xS (x = 0.8, 0.6, 0.4 and 0.2) Nanoparticles”, East Eur. J. Phys., no. 1, pp. 228-235, Mar. 2023.