@article{carvalho_pinto_2006,  title={A bilevel decomposition technique for the optimal planning of offshore platforms},  volume={23},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322006000100008},  DOI={10.1590/S0104-66322006000100008},  number={1},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Carvalho, M.C.A. and Pinto, J.M.},  year={2006},  month={Jan},  pages={67–82} }