title: Empirical evaluation of three-electron quantum-electrodynamics effects from lithiumlike resonance lines of elements Z=22-42 in the Tokamak Fusion Test Reactor and Joint European Torus tokamaks.
authors.initials: E
authors.lastname: Hinnov
authors.lastname: the TFTR Operating Team
authors.initials: B
authors.lastname: Denne
authors.lastname: the JET Operating Team