PaperPseudospectra analysis, nonlinear eigenvalue problems, and studying linear systems with delaysJ. Cullum, A.E. RuehliBIT Numerical Mathematics
PaperSymbolic Generation of an Optimal Crout Algorithm for Sparse Systems of Linear EquationsF.G. Gustavson, W. Liniger, et al.Journal of the ACM
Conference paperLANCZOS PROCEDURE FOR THE MODAL ANALYSIS OF VERY LARGE NONSYMMETRIC MATRICES.J. Cullum, R. WilloughbyCDC 1983