%0 Conference Article %T Wolf–Rayet stars mass-loss rates determined from spectroscopic measurements of the orbital evolution for close WR+OB binary systems %A Shaposhnikov, I.. %K stars: Wolf–Rayet, mass-loss, winds, outflows, binaries: spectroscopic %J Modern astronomy: from the Early Universe to exoplanets and black holes %D 2024 %P 5 %I Special Astrophysical Observatory of the Russian Academy of Sciences