UTAMI, S.; ANDHARU, D. Code mixing practices in Indonesian language learning by class VII teachers of Junior High School 45 of Surabaya. Research and Development in Education (RaDEn), [S. l.], v. 5, n. 1, p. 585–592, 2025. DOI: 10.22219/raden.v5i1.40566. Disponível em: https://ejournal.umm.ac.id/index.php/raden/article/view/40566. Acesso em: 7 jun. 2026.