Media type: E-Article Title: SPECTRAL APPROXIMATION THEORY FOR MULTIGROUP NEUTRON TRANSPORT OPERATORS Contributor: Song, Yuhe; Yang, Mingzhu Published: Elsevier BV, 1986 Published in: Acta Mathematica Scientia, 6 (1986) 3, Seite 339-352 Language: English DOI: 10.1016/s0252-9602(18)30515-0 ISSN: 0252-9602 Keywords: General Physics and Astronomy ; General Mathematics Origination: Footnote: