Molecular motion in solid bicyclo[2.2.2]octane and bicyclo[2.2.2]oct-2-ene studied by nuclear magnetic resonance S. McGuigan, J.H. Strange, J.M. Chezeau and M. Nasr J. Phys. France, 46 2 (1985) 271-280 DOI: 10.1051/jphys:01985004602027100