Harun, A. M., N. F. M. Noor, M. E. Yusoff, R. Abas, and M. K. Alam. “The Result of Modified Hydrothermal Nanotitania Extract to the Escherichia Coli Growth”. Bangladesh Journal of Medical Science, vol. 19, no. 4, Apr. 2020, pp. 705-9, doi:10.3329/bjms.v19i4.46629.