Citation: Niewa, R.; Schnelle, W.; Huang, Z.-L.; Hu, Z.; Kniep, R. (2003). Preparation, crystallographic, spectroscopic and magnetic characterization of low-valency nitridometalates Li2 ((Li1-x Mx) N)with M = Cu, Ni. Zeitschrift fuer Anorganische und Allgemeine Chemie, 629, pp. 1778-1786.