Comparative Analysis of the Flight Characteristics and Energy Efficiency of a Quadcopter and an Octacopter. The Eurasia Proceedings of Science, Technology, Engineering and Mathematics, [S. l.], v. 31, p. 64–72, 2024. DOI: 10.55549/epstem.1593221. Disponível em: https://www.epstem.net/index.php/epstem/article/view/975. Acesso em: 9 feb. 2026.