Şahin Kızıl, A., and Z. Savran. “THE INTEGRATION OF CORPUS INTO EFL SPEAKING INSTRUCTION: A STUDY OF LEARNER PERCEPTIONS”. International Online Journal of Education and Teaching, vol. 5, no. 2, Apr. 2018, pp. 376-89, https://iojet.org/index.php/IOJET/article/view/368.