Innovative Hybrid UAV Design, Development, and Manufacture for Forest Preservation and Acoustic Surveillance.Published in:Inventions (2411-5134), 2024, v. 9, n. 2, p. 39, doi. 10.3390/inventions9020039By:Badea, Gabriel Petre;Frigioescu, Tiberius Florian;Dombrovschi, Madalin;Cican, Grigore;Dima, Marius;Anghel, Victoras;Crunteanu, Daniel EugeniuPublication type:Article