Abdul-Hamza, H. kadhum, and G. J. Mohammed. “The Inhibitory Effect of Some Nanoparticles on Biofilm Formation of Streptococcus Agalactiae”. Al-Qadisiyah Journal of Pure Science, Vol. 24, no. 2, Sept. 2019, doi:10.29350/jops.2019.24.2.951.