HUTAURUK, D.; MARPAUNG, J. K. .; NURMELA, N.; GINTING, J. A. . Effectiveness Test Of Green Betel Leaf Ethanol Extract Gel Preparation (Piper Betle L.) Against Pseudomonas Aeruginosa Bacteria. Journal of Innovative and Creativity, [S. l.], v. 5, n. 2, p. 13318–13323, 2025. DOI: 10.31004/joecy.v5i2.2056. Disponível em: https://joecy.org/index.php/joecy/article/view/2056. Acesso em: 17 oct. 2026.