L. T. H. Cao and T. A. N. Truong, “CULTURAL ELEMENTS AND THEIR POTENTIALS TO DEVELOP STUDENTS’ INTERCULTURAL COMPETENCE: A SURVEY ON ENGLISH TEXTBOOKS USED IN CLASSES OF LANGUAGE SKILLS AT UNIVERSITY OF FOREIGN LANGUAGES, HUE UNIVERSITY”, IILC, vol. 3, no. 1, pp. 36–45, Apr. 2019, doi: 10.63506/jilc.0301.205.