CC-BY-NC-NDNikolić, IvicaMihajlović, IvanStojanović, AnđelkaFrancisco Simões, Gabriela Neagu, Mariano Sole, Tatiana Ferreira, Vladislava Lendzhova, Alena Minns2023-12-282023-12-282021978-989-781-429-710.15847/CISRNYN.NRRS.2020.12https://rnyobservatory.eu/web/National-Reports/NR-SERBIA-09-19.pdfhttps://repozitorijum.tfbor.bg.ac.rs/handle/123456789/5395srtextBook