SEMBIRING, M. .; HIDAYAT, B.; MUKHLIS, M.; SABRINA, T. Application of phosphate solvent microbes and coffee skin compost to increase nutrient uptake of Robusta coffee plants in Andisols. Jurnal Online Pertanian Tropik, [S. l.], v. 6, n. 3, p. 500–505, 2019. DOI: 10.32734/jopt.v6i3.3218. Disponível em: https://idjpcr.usu.ac.id/jpt/article/view/3218. Acesso em: 4 aug. 2025.