Juariah, Siti, et al. “Isolation and Antimicrobial Activity Test of N-Hexane of Pineapple Core Ananas Comosus L. Merr”. Jurnal Penelitian Pendidikan IPA, vol. 11, no. 3, Mar. 2025, pp. 737-44, doi:10.29303/jppipa.v11i3.10696.