Extending the knowledge on the quaternary rare earth nickel aluminum germanides of the RENiAl4Ge2 series (RE=Y, Sm, Gd-Tm, Lu): structural, magnetic and NMR-spectroscopic investigations - Witt, Melina; Bönnighausen, Judith; Eustermann, Fabian; Savourat, Aline; Scheifers, Jan P.; Fokwa, Boniface P. T.; Doerenkamp, Carsten; Eckert, Hellmut; Janka, Oliver (Zeitschrift für Naturforschung B, 2020)