Saboundji, Asmaa Hadjer, Mokhtar Keche, and Mohammed Dahmani. “Accurate Indoor Positioning System Based on Visible Light”. Advances in Systems Science and Applications 23, no. 3 (October 12, 2023): 139–152. Accessed November 23, 2024. https://ijassa.ipu.ru/index.php/ijassa/article/view/1357.