Kasiyun, S. et al. 2026. Training In Indonesian Language Skills And Realistic Mathematics To Improve Concept Understanding And Communication Among Primary School Pupils. GANDRUNG: Jurnal Pengabdian Kepada Masyarakat. 7, 1 (Feb. 2026), 2734–2746. DOI:https://doi.org/10.36526/gandrung.v7i1.6433.