@book{Floudas:1995,
AUTHOR = "Christodoulos A. Floudas",
TITLE = "Nonlinear and Mixed-Integer Optimization",
PUBLISHER = "Oxford University Press",
YEAR = "1995"
}
@article{Bergamini:2007,
AUTHOR = "Maria L. Bergamini and Nicolas J. Scenna and Pio A. Aguirre",
TITLE = "Global Optimal Structures of HEat Exchanger Networks by Piecewise Relaxation",
JOURNAL = "Ind. Eng. Chem. Res.",
VOLUME = "46",
YEAR = "2007",
PAGES = "1752-1763"
}