Kim JA, Lee WK. The effects of English proficiency and social support on the self-esteem of South Korean international college students with early study abroad experience: The mediating role of acculturative stress. jis [Internet]. 2025 Sep. 13 [cited 2026 May 1];15(9):99-118. Available from: https://mail.ojed.org/jis/article/view/7718