T-odd correlations in radiative K+ ℓ3 decays and chiral perturbation theory E.H. Müller, B. Kubis and U.-G. Meißner Eur. Phys. J. C, 48 2 (2006) 427-440 Published online: 27 October 2006 DOI: 10.1140/epjc/s10052-006-0033-5