Ramalingeswararao, N. M. and Nagaraju, G. (2026) “A Vision Transformer-Enhanced ResU-Net50 Model for Accurate MRI Brain Tumor Segmentation Using DBO Optimization”, ECTI Transactions on Computer and Information Technology (ECTI-CIT), 20(3), pp. 437–448. doi: 10.37936/ecti-cit.2026203.265404.