ARHAMI, M.; RAMLI, M.; MELINDA, M.; DESIANI, A.; ABDI, M.; HUSAINI, H. DLSTM-121 with Principal Component Analysis for Diabetic Retinopathy Classification Using Segmented Retinal Blood Vessel Images. Journal of Electronics, Electromedical Engineering, and Medical Informatics, v. 8, n. 4, p. 1644-1664, 25 Oct. 2026.