Ilker Ugulu, et al. , translators. “Effect of Wastewater Irrigation on Trace Metal Accumulation in Spinach (Spinacia Oleracea L.) AndHuman Health Risk”. Pakistan Journal of Analytical & Environmental Chemistry, vol. 21, no. 1, June 2020, pp. 92 – 101, https://doi.org/10.21743/pjaec/2020.06.11.