Media type: E-Article Title: Equadiff 6: The convergence of a new method for calculating lower bounds to eigenvalues Contributor: Goerisch, F.; Albrecht, J. Published: Springer Berlin Heidelberg, 1986 Published in: Equadiff 6 (1986), Seite 303-308 Language: Not determined DOI: 10.1007/bfb0076085 ISSN: 0075-8434; 1617-9692 Origination: Footnote: