URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/phenetic-diversity-and-relationships-of-sea-lettuce--ulva-spp---on-the-southern-coast-of-gunungkidul-yogyakarta-indonesia-dcfcd07e645d245babe887e5e2daa016/7605f6f8-41be-11f0-ae8a-e4434b0aa6de
