The K* 0(800) scalar resonance from Roy–Steiner representations of πK scattering S. Descotes-Genon and B. Moussallam Eur. Phys. J. C, 48 2 (2006) 553-560 Published online: 17 November 2006 DOI: 10.1140/epjc/s10052-006-0036-2