DR.(MRS.) P. MALATHI; MR. NARENDRA KUMAR NIKAM; MR. SHUBHAM KUMAR; MS. SAKSHI. Sphero Droid - Pendulum Based Spherical Robot. International Journal of Advance Research in Engineering, Science & Technology, [S. l.], v. 7, n. 2, p. 1–4, 2020. Disponível em: https://ijarest.org/index.php/ijarest/article/view/1975. Acesso em: 7 feb. 2026.