Mikułowski, Dariusz, Grzegorz Terlikowski, and Jolanta Brzostek-Pawłowska. “Virtual Cubarithms – Innovative Assistive Technology for Teaching the Blind and Visually Impaired Students Traditional Columnar Layout Operations”. Studia Informatica. System and information technology 20, no. 1-2 (May 6, 2019): 17–25. Accessed May 5, 2024. https://czasopisma.uph.edu.pl/studiainformatica/article/view/187.