Trishna Sarmah, et al. “Profile Distribution of Phosphorus Fractions in Rice and Associated Non- Rice Soils under Different Pedogenic Development Stages of the Brahmaputra Valley of Assam”. Journal of the Indian Society of Soil Science, vol. 72, no. 4, July 2025, pp. 434-41, https://epubs.icar.org.in/index.php/JISSS/article/view/166018.