E. A. Azman, J. Shamshuddin, C. Fauziah, I. Roslan, T. N. E., and U. Tongkaemkaew, “IMPROVING FERTILITY OF ACID SULFATE SOIL USING VARIOUS LIME SOURCES FOR RICE GROWN IN MALAYSIA”, ar, vol. 4, no. 02, pp. 01-17, Feb. 2021.