Tatić, Dušan, Radomir S. Stanković, Marko Jovanović, and Jovan Stojanović. “Application of Geolocation Module in the Electronic Multimedia Guide”. Digital Presentation and Preservation of Cultural and Scientific Heritage 13 (September 1, 2023): 107–116. Accessed May 10, 2024. https://dipp.math.bas.bg/dipp/article/view/dipp.2023.13.10.