Gallium-containing Heusler phases ScRh2Ga, ScPd2Ga, TmRh2Ga and LuRh2Ga: magnetic and solid state NMR-spectroscopic characterization - Heletta, Lukas; Seidel, Stefan; Benndorf, Christopher; Eckert, Hellmut; Pöttgen, Rainer (Zeitschrift fur Naturforschung B, 2017)