SINGH, Y V, and SUNITA GAIND. “Inorganic Phosphorus Fractions and Crop Productivity in Response to Different Rates of Phosphate-Solubilising Fungi Penicillium Bilaii”. The Indian Journal of Agricultural Sciences, vol. 89, no. 2, Feb. 2019, pp. 238–245, https://doi.org/10.56093/ijas.v89i2.87013.