Wiraporn Chewapanich, Phraomas Charoenrak, Wanwilai Intanoo, and Chiradej Chamswarng. “Efficacy of Trichoderma Asperellum CB-Pin-01 and Potassium Dihydrogen Phosphate to Enhance Growth and Yield and Reduce Pythium Root Rot of Hydroponically Grown Lettuce”. Agriculture and Natural Resources, vol. 55, no. 4, Aug. 2021, pp. 601–610, https://li01.tci-thaijo.org/index.php/anres/article/view/252043.