Koeswiryono, Dika Pranadwipa, et al. “Pathways to Mastery of East Asian Languages: Case of Japanese, Korean, and Chinese Self-Directed Learners”. Journal of Language and Literature Studies, vol. 5, no. 2, June 2025, pp. 402-14, https://doi.org/10.36312/jolls.v5i2.2784.