One-loop electro-weak corrections to three-jet observables of b-quarks e + e − annihilationsC. M. Carloni-Calame, S. Moretti, F. Piccinini and D. A. RossEur. Phys. J. C, 62 2 (2009) 453DOI: https://doi.org/10.1140/epjc/s10052-009-1078-z