Utilization of Shell Waste as Organic Fertilizer in Gending, Probolinggo Regency. Khidmatuna: Journal of Research and Community Service, [S. l.], v. 2, n. 2, p. 19–24, 2024. DOI: 10.58330/khidmatuna.v3i1.403. Disponível em: https://jurnal.institutsunandoe.ac.id/index.php/khidmatuna/article/view/403. Acesso em: 2 feb. 2026.