Juver, Zalfah Ananda, and Willy Prasetya. “Indonesian Undergraduate students’ Perceptions of Problem-Based Learning Implementation in an ELT Class: A Small-Scale Survey”. EnJourMe (English Journal of Merdeka) : Culture, Language, and Teaching of English, vol. 7, no. 2, Jan. 2023, pp. 254-63, doi:10.26905/enjourme.v7i2.9032.