The method of generating functions in exact scalar field inflationary cosmology
Chervon, Sergey V. ; Fomin, Igor V. ; Beesham, Aroonkumar
The European physical journal. C, Particles and fields, 2018-04, Vol.78 (4), p.1-14, Article 301 [Periódico revisado por pares]Berlin/Heidelberg: Springer Berlin Heidelberg
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