@article{NUMA_1975__24_132324,
     author = {M. La Porte and J. Vignes},
     title = {Evaluation de l'incertitude sur la solution d'un syst\`eme {Lin\'eaire.}},
     journal = {Numerische Mathematik},
     pages = {39--48},
     publisher = {mathdoc},
     volume = {24},
     year = {1975},
     zbl = {0288.65020},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1975__24_132324/}
}