ASMAA BAKR. 2019. “Eco Toxicity of Silver Nanoparticles Biosynthesized by Chara Sp Extract and Assessment of Their Anti-Microbial Activity (Funded Work)”. International Journal of Pharma and Bio Sciences 10 (4):162-68. https://doi.org/10.22376/ijpbs.2019.10.4.b162-168.