@article{article828a1d4a,
title   = {Contribution margin model applied to the marketing planning of a container liner carrier},
author = {Costa, Gustavo Adolfo Alves da and Brinati, Marco Antônio and Hino, Celso Mitsuo},
year = {2009},
doi = {10.1243/14750902JEME109},
journal   = {Proceedings of the Institution of Mechanical Engineers. Part M: Journal of Engineering for the Maritime Environment}
}