Measurement of the strong coupling αS from the four-jet rate in e+e- annihilation using JADE dataJ. Schieck, S. Bethke, O. Biebel, S. Kluth, P.A.M. Fernández, C. Pahl and The JADE CollaborationEur. Phys. J. C, 48 1 (2006) 3-13DOI: https://doi.org/10.1140/epjc/s2006-02625-4