Samuel, S. O.; Frank, M. L.- ebi; Ogherohwo, E.; Ekpekpo, A.; Zhimwang, J.; Ikhioya, I. L. Influence of Deposition Voltage on Strontium Sulphide Doped Silver for Optoelectronic Application. East Eur. J. Phys. 2023, 189-196.