Tarımer, İlhan, Adile Akpunar, and Rıza Gürbüz. “Design of a Direct Sliding Gearless Electrical Motor for an Ergonomic Electrical Wheelchair”. Elektronika ir Elektrotechnika 83, no. 3 (March 19, 2008): 75-80. Accessed October 5, 2022. https://eejournal.ktu.lt/index.php/elt/article/view/11082.