Farida, I. and Aprianingsih, A. 2025. Exploring Market Opportunities for Online Russian Language Education in Indonesia: A Competitive Analysis of LERUSS ID. Paradoks : Jurnal Ilmu Ekonomi. 8, 3 (Jun. 2025), 1037–1052. DOI:https://doi.org/10.57178/paradoks.v8i3.1382.