The Impact of Online Learning on the Understanding of Learning Materials for Visually Impaired Students at SLB N 1 Bantul. orthopaedagogia [Internet]. 2025 Nov. 12 [cited 2026 Apr. 5];3(3):1-20. Available from: https://journal.uns.ac.id/index.php/orthopaedagogia/article/view/1846