SUDIP CHAKRABORTY; AITHAL P. S. Smart Magnetic Door Lock For Elderly People Using AWS Alexa, IoT, Lambda and ESP Module. International Journal of Case Studies in Business, IT and Education (IJCSBE), [S. l.], v. 7, n. 4, p. 474–483, 2023. DOI: 10.47992/IJCSBE.2581.6942.0332. Disponível em: https://www.supublication.com/index.php/ijcsbe/article/view/1081. Acesso em: 22 jul. 2025.