Media type: E-Article Title: Energy corrections and persistent perturbation effects in continuous spectra Contributor: Van Hove, Leon imprint: Elsevier BV, 1956 Published in: Physica, 22 (1956) 1-5, Seite 343-354 Language: English DOI: 10.1016/s0031-8914(56)80046-3 ISSN: 0031-8914 Keywords: General Engineering Origination: Footnote: