Ali, M., Aqdas, Hashmi , M. U., Amna Riaz, Rizwana Bibi, & Sidra Siddiqui. (2026). Hybrid-ResEff: A ResNet50-EfficientNetB0 Feature-Fusion Framework for Static Urdu Alphabet Recognition in Pakistan Sign Language. Proceedings of the Pakistan Academy of Sciences: A. Physical and Computational Sciences, 63(3). https://doi.org/10.53560/PPASA(63-3)721