Structural and dynamic characterization of 'LI IND. 12''SI IND. 7' and 'LI IND. 12''GE IND. 7' using solid state NMR - Dupke, Sven; Langer, Thorsten; Pöttgen, Rainer; Winter, Martin; Eckert, Hellmut (Solid State Nuclear Magnetic Resonance, 2012)