NIMBALKAR, Prof .P. V.; MAGAR , S. D.; NIMBALKAR, P. S.; CHORMAL, N. D. Insights into IoT-Driven Smart Vending Machine Systems. International Journal of Advanced Electrical and Electronics Engineering, [S. l.], v. 14, n. 1, p. 96–101, 2025. Disponível em: https://journals.mriindia.com/index.php/ijaeee/article/view/842. Acesso em: 23 jan. 2026.