@article{RRS99,
 author = {Rauber, T. and R\"{u}nger, G. and Scholtes, C. K.},
 title = {{Scalability of Sparse Cholesky Factorization}},
 journal = {Int. Journ. of High-Speed Computing},
 volume = {10},
 number = {1},
 pages = {19--52},
 year = {1999},
 issn = {0129-0533},
 publisher = {World Scientific},
}