E. F. Lengkong, F. Malintoi, J. Najoan, F. J. Paat, T. B. Ogie, and R. Nangoi, “The Effectiveness Of Liquefied Organic Fertilizer (LOF) Market Waste On Increased Growth and Red-Spinach Production (Amarathus tricolor. L)”, EKOTON, vol. 4, no. 1, pp. 17–27, May 2022.