title: A homonuclear rotational echo double-resonance method for measuring site-resolved distance distributions in I=½ spin pairs, clusters, and multispin systems.
authors.affiliation: Institut für Physikalische Chemie, Westfälische Wilhelms-Universität Münster, Corrensstrasse 30, 48149 Münster, Germany.
authors.forename: Jinjun
authors.initials: J
authors.lastname: Ren
authors.forename: Hellmut
authors.initials: H
authors.lastname: Eckert