@article{CRMATH_2004__339_2_103_0,
     author = {Akian, Marianne and Bapat, Ravindra and Gaubert, St\'ephane},
     title = {Perturbation of eigenvalues of matrix pencils and the optimal assignment problem},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {103--108},
     publisher = {Elsevier},
     volume = {339},
     number = {2},
     year = {2004},
     doi = {10.1016/j.crma.2004.05.001},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2004.05.001/}
}