@article {3415,
	title = {Designing Closed-Loop Supply Chains with Nonlinear Dimensioning Factors Using Ant Colony Optimization},
	journal = {Soft Computing},
	volume = {19},
	year = {2015},
	pages = {2245-2264},
	url = {http://link.springer.com/article/10.1007\%2Fs00500-014-1405-7},
	attachments = {https://docentes.fct.unl.pt/sites/default/files/mirg/files/2015_vieiravieiragomessousabpovoa_softcomp.pdf},
	author = {Vieira, P. F. and Susana M. Vieira and Sousa, J.M.C and Gomes, Maria Isabel and Barbosa-p{\'o}voa, Ana Paula}
}
