Kondo Pare, J.R. et al. 2025. EFFORTS TO PRESERVE THE INDONESIAN LANGUAGE IN THE ENVIRONMENT OF UPN “VETERAN” JAWA TIMUR. Jurnal Pengabdian Kepada Masyarakat. 2, 1 (Apr. 2025), Hal 404–409. DOI:https://doi.org/10.3342/jkepmas.v2i1.209.