Nabila, Farah Zahra, and Mutiara Puspita Hermawan. “The Inhibitory Activity of Tetracycline and Doxycycline at Concentrations of 0.05–1.6% Against the Bacterium Porphyromonas Gingivalis”. RIGGS: Journal of Artificial Intelligence and Digital Business, vol. 4, no. 4, Jan. 2026, pp. 8226-35, doi:10.31004/riggs.v4i4.4989.