NNOCHIRI IFEOMA U. DESIGN AND IMPLEMENTATION OF A DIGITAL TRANSFORMER TRAINER. International Journal of Innovations in Engineering Research and Technology, Maharashatra, India, v. 8, n. 10, p. 180–187, 2021. DOI: 10.17605/OSF.IO/XS8UW. Disponível em: https://repo.ijiert.org/index.php/ijiert/article/view/2945. Acesso em: 31 jul. 2025.