MR. S. N.UPADHE; PROF. R.M.PATIL; PROF.S.B.GADWAL. USING ORIGAMI TO TEACH ENGINEERING CURVES. International Journal of Innovations in Engineering Research and Technology, Maharashatra, India, p. 1–6, 2021. Disponível em: https://repo.ijiert.org/index.php/ijiert/article/view/1176. Acesso em: 26 oct. 2025.