Gramian-Based Reduction Method Applied to Large Sparse Power System Descriptor Models

FREITAS, F.D., ROMMES, J., MARTINS, N. Gramian-Based Reduction Method Applied to Large Sparse Power System Descriptor Models. IEEE Transactions on Power Systems , USA, Vol. 23, No. 3, p. 1258-1270, August 2008. Download from IEEE Xplore.