Preprint: GolubLeVeque1979.pdf
Implementation: VARP2 Software
bibtex entry:
@inproceedings{GolubLeVeque1979, author="G. H. Golub and R. J. LeVeque", title="Extensions and Uses of the Variable Projection Algorith for Solving Nonlinear Least Squares Problems", booktitle="Proceedings of the 1979 Army Numerical Analsysis and Computers Conference", year="1979", url="http://faculty.washington.edu/rjl/pubs/GolubLeVeque1979/index.html" }