SITINJAK, R.; SIREGAR, R.; NAINGOLAN, T. M. RESPON LAMA PERENDAMAN ZAT PENGATUR TUMBUH GIBERELIN DAN PUPUK NPK TERHADAP PERTUMBUHAN BIBIT KOPI ARABIKA (Coffea arabika.L). Fruitset Sains : Jurnal Pertanian Agroteknologi, [S. l.], v. 10, n. 05, p. 301-310, 2022. Disponível em: https://www.ejournal.iocscience.org/index.php/Fruitset/article/view/3305. Acesso em: 15 jun. 2026.