Pondugula Divya, and Dr. K V V SATYANARAYANA. “Classification of Diabetic Retinopathy Disease Levels by Extracting Topological Features Using Graph Neural Networks”. Utilitas Mathematica 122, no. 2 (September 19, 2025): 1131–1142. Accessed August 25, 2026. https://utilitasmathematica.com/index.php/Index/article/view/2826.