Vijayakumari, S., and Elango Padmasini. “Microorganisms Used in Bioleaching Metals Converting Waste Foundry Sands into Soil Suitable for Growing Crops”. Current Research in Science and Technology Vol. 2 (October 17, 2019): 157-161. Accessed June 19, 2026. https://stm1.bookpi.org/index.php/crst-v2/article/view/483.