@article{mattos_2012,  title={Open Source Philosophy and the Dawn of Aviation},  volume={4},  ISSN={2175-9146},  url={https://doi.org/10.5028/jatm.2012.04030812},  DOI={10.5028/jatm.2012.04030812},  number={3},  journal={Journal of Aerospace Technology and Management},  publisher={Departamento de Ciência e Tecnologia Aeroespacial},  author={Mattos, Bento Silva de},  year={2012},  month={Jul},  pages={355–379} }