A. . Ranjan and A. A. Arya, “Light-SustainFormer: A Lightweight Temporal Fusion Transformer-Based CNN–BiGRU Framework for Sustainable Smart Building Energy Forecasting”, DMP-LNCSE, no. ICICCS26, pp. 217–229, Jul. 2026, doi: 10.65890/dmp-lncse.ICICCS26.204.