Zahro, A. C. .; Alzami, F.; Sani, R. R. .; Fahmi, A.; Megantara, R. A.; Naufal, M.; Azies, H. A.; Iswahyudi, I. Fairer Public Complaint Classification on LaporGub: Integrating XLM-RoBERTa With Focal Loss for Imbalance Data. SinkrOn 2025, 9, 1850-1862.