URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/optimization-of-hs-spme-combined-with-gc-ms-for-key-marker-volatile-organic-compound-analysis-in-kappaphycus-alvarezii-with-a-chemometric-ap-dcfcd07e645d245babe887e5e2daa016/331d04e6-9500-11ef-a04f-00505691351c