V.R. RAMKRISHANA PARAMA, I. Rashmi, A.K. Biswas. Phosphorus Saturation Indices as a Measure of Risk of P Loss for Some Major Indian Soils. Journal of the Indian Society of Soil Science, India, v. 64, n. 3, 2016. Disponível em: https://epubs.icar.org.in/index.php/JISSS/article/view/66411. Acesso em: 6 jun. 2026.