ROSY DWI RAHMAWATI; SUNARDI. Sintesis dan Karakterisasi Pupuk Lepas lambat Fe-Zn dari Limbah Besi, Limbah Seng, dan Cangkang Telur Ayam. Journal Serambi Engineering, [S. l.], v. 9, n. 3, 2024. DOI: 10.32672/jse.v9i3.1966. Disponível em: https://jurnal.serambimekkah.ac.id/index.php/jse/article/view/1966. Acesso em: 29 nov. 2025.