AND S.K. SINGH, S.K. Reza Utpal Baruah. Multivariate Approaches for Soil Fertility Characterization of Lower Brahmaputra Valley, Assam, India. Journal of the Indian Society of Soil Science, India, v. 63, n. 4, 2016. Disponível em: https://epubs.icar.org.in/index.php/JISSS/article/view/56322. Acesso em: 6 jun. 2026.