Shabrina Shafaa Riawan, Wahyu, W.A.N., Sitti Rahmah, Maulia and Rika Istianingrum 2026. Rural and Urban Language Variation in Balikpapan City: A Sociolinguistic Review: Variasi Bahasa Rural dan Urban di Kota Balikpapan: Tinjauan Sosiolinguistik. Jurnal Pesastra (Pendidikan Bahasa dan Sastra). 3, 3 (Aug. 2026), 120–129. DOI:https://doi.org/10.36709/pesastra.v3i3.138.