@article{ETNA_2008__28__a12,
     author = {Osborne,  M.R.},
     title = {Separable least squares, variable projection, and the {Gauss-Newton} algorithm},
     journal = {Electronic transactions on numerical analysis},
     year = {2008},
     volume = {28},
     zbl = {1180.62097},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2008__28__a12/}
}