AbdussalamA. M., KabirM. G., and NuraS. G., “DETERMINATION OF HEAVY METALS ACCUMULATION IN LACTUCA SATIVA AND SPINACIA OLERACEA GROWN FROM CONTAMINATED SOILS OBTAINED BESIDE FCE KATSINA, NIGERIA”, FJS, vol. 4, no. 4, pp. 207 - 212, Jun. 2021.