BibTeX
@ARTICLE{
         Coleman1984EoS,
       author = "Thomas F. Coleman and Jorge J. Mor{\'e}",
       title = "Estimation of Sparse {H}essian Matrices and Graph Coloring Problems",
       journal = "Math. Programming",
       pages = "243--270",
       key = "Coleman1984EoS",
       referred = "[Coleman1996SaE], [More2001ADT].",
       year = "1984",
       volume = "28",
       ad_theotech = "graph coloring, Hessian, Sparsity"
}