Källén–Lehmann spectral representation (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Källén–Lehmann spectral representation" in English language version.

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doi.org

  • Källén, Gunnar (1952). "On the Definition of the Renormalization Constants in Quantum Electrodynamics". Helvetica Physica Acta. 25: 417. doi:10.5169/seals-112316(pdf download available){{cite journal}}: CS1 maint: postscript (link)
  • Lehmann, Harry (1954). "Über Eigenschaften von Ausbreitungsfunktionen und Renormierungskonstanten quantisierter Felder". Nuovo Cimento (in German). 11 (4): 342–357. Bibcode:1954NCim...11..342L. doi:10.1007/bf02783624. ISSN 0029-6341. S2CID 120848922.

harvard.edu

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