Tran, T. T., V. Huynh, T. K. Do, P. A. T. Nguyen, and N. Q. Tran. “Evaluation of Antimicrobial Activity from the Tetragonula Sp. Propolis Extract”. CTU Journal of Innovation and Sustainable Development, vol. 18, no. 1, Mar. 2026, pp. 22-29, doi:10.22144/ctujoisd.2026.003.