Gayatri, T., A. P. K. Adi, and L. N. Affini. “Error Analysis of Simple Past Tense in Recount Text Written by Eight Grade Students of SMP Mardisiswa 2 Semarang”. Undergraduate Conference on Applied Linguistics, Linguistics, and Literature, vol. 1, no. 1, Oct. 2021, pp. 201-6, https://conference.upgris.ac.id/index.php/allure/article/view/2019.