Putri, Y. N., and L. Forsia. “The Correlation of Students’ Metacognitive and Critical Thinking With Writing Skills”. Foremost Journal (Foreign Language Models, Studies, and Research Publication), vol. 2, no. 1, Mar. 2021, pp. 23-32, https://ejournal.unis.ac.id/index.php/Foremost/article/view/1191.