Dhimasrastha S.P, Pradipta. “The Correlation Between Pesticide Exposure and Glutation Peroxidase (GPx) Levels on Onion Farmers in Karanganyar”. International Journal of English Literature and Social Sciences (IJELS), vol. 4, no. 6, Nov. 2019, https://journal-repository.com/index.php/ijels/article/view/1471.