@article{GDZPPN001165461,
title = {Triangular Factors of Modified Matrices.},
journal = {Numerische Mathematik},
volume = {7},
year = {1965},
pages = {217-221},
zbl = {0132.36204},
url = {http://dml.mathdoc.fr/item/GDZPPN001165461}
}
BENNETT, J.M. Triangular Factors of Modified Matrices.. Numerische Mathematik, Tome 7 (1965) pp. 217-221. http://gdmltest.u-ga.fr/item/GDZPPN001165461/