BibTeX
@ARTICLE{
         George1978AAN,
       ad_theotech = "Sparsity",
       author = "J. A. George and J. W. Liu",
       title = "{A}n Automatic Nested Dissection Algorithm for Irregular Finite Element Problems",
       journal = "{SIAM} {J}ournal of Numerical Analysis",
       volume = "15",
       year = "1978",
       pages = "345--363"
}