Mugableh, A. I., and T. F. Alruwaili. “A Longitudinal Investigation of the Impact of Code-Switching Versus Target Language Only on Saudi EFL students’ Written Receptive Vocabulary Knowledge Development in Terms of Breadth”. Forum for Linguistic Studies, vol. 5, no. 3, Dec. 2023, doi:10.59400/fls.v5i3.1719.