@book{dorigo-aco2004,
Address = {Cambridge, MA},
Author = {Dorigo, Marco and St\"utzle, Thomas},
Isbn = {0-262-04219-3},
Isbn-13 = {978-0-262-04219-2},
Month = jul,
Publisher = {MIT Press},
Title = {Ant Colony Optimization},
Url = {http://mitpress.mit.edu/0262042193},
Year = 2004}