Othman, R. S., Omar, R. A., Omar, K. A., Gheni, A. I., Ahmad, R. Q., Salih, S. M., & Hassan, A. N. (2019). Synthesis of Zinc Sulfide Nanoparticles by Chemical Coprecipitation Method and its Bactericidal Activity Application. Polytechnic Journal, 9(2), 156-160. https://doi.org/10.25156/ptj.v9n2y2019.pp156-160