Yongpisanphop, Jiraporn, and Sandhya Babel. “Screening of Pb-Tolerant Plant Growth-Promoting Rhizobacteria from Roots of Pb-Excluder, Grown on Pb Contaminated Soil”. Science & Technology Asia 26, no. 1 (March 16, 2021): 96-106. Accessed April 23, 2021. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/225856.