Erratum to: Dispersive analysis for $$\eta \rightarrow \gamma \gamma ^\star $$ η → γ γ ⋆
Crossref DOI link: https://doi.org/10.1140/epjc/s10052-015-3429-2
Published Online: 2015-06-03
Published Print: 2015-06
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Hanhart, C.
Kupść, A.
Meißner, U.-G.
Stollenwerk, F.
Wirzba, A.
License valid from 2015-06-01