@article{pereira_ferreira filho_vianna_2023,  title={OPTIMAL ALLOCATION OF FLEET OF HELICOPTERS AND AIRPORTS TO TRANSPORT PASSENGERS IN OFFSHORE MARITIME UNITS},  volume={43},  ISSN={0101-7438},  url={https://doi.org/10.1590/0101-7438.2023.043.00263236},  DOI={10.1590/0101-7438.2023.043.00263236},  journal={Pesquisa Operacional},  publisher={Sociedade Brasileira de Pesquisa Operacional},  author={Pereira, Hugo Lustosa and Ferreira Filho, Virgílio José Martins and Vianna, Igor Girão},  year={2023},  pages={e263236} }