V.Lalitha, Sneha Srikanth, Sophia Rachel.J, and S.Subramanian. “Smart Shelf Using Internet Of Things”. Elementary Education Online 19, no. 2 (December 20, 2023): 1983–1990. Accessed June 3, 2024. https://ilkogretim-online.org/index.php/pub/article/view/6799.