Chitphithak, I., S. Kaewchai, and C. Pornsuriya. “Identification and Screening of Phosphate Solubilizing Aspergillus Species Isolated from Soil in the Three Southern Border Provinces of Thailand”. Princess of Naradhiwas University Journal, vol. 12, no. 1, Feb. 2020, pp. 163-72, https://li01.tci-thaijo.org/index.php/pnujr/article/view/214466.