Peraković D, Periša M, Cvitić I, Brletić L. Innovative services for informing visually impaired persons in indoor environments. EAI Endorsed Trans IoT [Internet]. 2018 Jul. 23 [cited 2024 May 10];4(15):e4. Available from: https://publications.eai.eu/index.php/IoT/article/view/653