Toi, T. T., Vy, H., Khang, D. T., Thi, N. P. A., & Quy, T. N. (2026). Evaluation of antimicrobial activity from the Tetragenula sp. propolis extract. CTU Journal of Innovation and Sustainable Development, 18(1), 22-29. https://doi.org/10.22144/ctujoisd.2026.003