APRILIANI, Silvana; SUDRADJAT, Sudradjat; YAHYA, Sudirman. Optimization of N, P, and K Single Fertilizer Package for Oil Palm Aged Four Years. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 36, n. 1, p. 202–212, 2017. Disponível em: https://gssrr.org/JournalOfBasicAndApplied/article/view/7973. Acesso em: 14 jan. 2026.