@article{10_21136_AM_1968_103138,
     author = {Golub, Gene Howard},
     title = {Least squares, singular values and matrix approximations},
     journal = {Applications of Mathematics},
     pages = {44--51},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {1968},
     doi = {10.21136/AM.1968.103138},
     mrnumber = {0229370},
     zbl = {0179.21403},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1968.103138/}
}