G. Tirumala Vasu, Samreen Fiza, Subba Rao Polamuri, K. Reddy Madhavi, Thejaswini R, Venkataramana Guntreddi. "Optimal Anisotropic Guided Filtering in retinal fundus imaging: A dual approach to enhancement and segmentation." PLoS ONE, 2025. doi:10.1371/journal.pone.0329533