SHETTY, D. S. Radhika. Travelmate Robot: Smart Touchless Trolley. International Journal of Research in Engineering, Science and Management, [S. l.], v. 4, n. 8, p. 218–219, 2021. Disponível em: https://journal.ijresm.com/index.php/ijresm/article/view/1228.. Acesso em: 1 may. 2024.