OGRIN, Darko (ED.). Nitrogen Dioxide and Black Carbon Concentrations in Ljubljana. Ljubljana, SI: Založba Univerze v Ljubljani,2018. v. GeograFF 18 DOI: 10.4312/9789612379803. Disponível em: https://ebooks.uni-lj.si/ZalozbaUL/catalog/book/21.. Acesso em: 18 jul. 2025.