“ANCAMAN SUBTRACTIVE BILINGUALISM TERHADAP BAHASA MANDARIN DI KALANGAN ANAK MUDA TIONGHOA URBAN (STUDI KASUS: SURABAYA)”. Century: Journal of Chinese Language, Literature and Culture, vol. 14, no. 2, Sept. 2026, https://doi.org/10.9744/century.14.2.%p.