Rubensson, Emanuel H Computation of interior eigenvalues in electronic structure calculations facilitated by density matrix purification. [electronic resource] - The Journal of chemical physics May 2008 - 176101 p. digital Publication Type: Journal Article ISSN: 0021-9606 Standard No.: 10.1063/1.2913072 doi Subjects--Topical Terms: AlgorithmsElectronsQuantum Theory