Analysis of the vector form factors f+ Kπ(Q2) and f- Kπ(Q2) with light-cone QCD sum rules Zhi-Gang Wang and Shao-Long Wan Eur. Phys. J. C, 50 4 (2007) 781-791 Published online: 15 March 2007 DOI: 10.1140/epjc/s10052-007-0249-z