Pavlić, Krešimir, and Željko Andreić. “Comparison of Night Sky Brightness above Zagreb and a Nearby Rural Location 2014-2017”. Rudarsko-geološko-naftni zbornik (The Mining-Geological-Petroleum Bulletin) 35, no. 2 (March 10, 2020). Accessed September 24, 2021. https://hrcak.srce.hr/ojs/index.php/rgn/article/view/10148.