In der Zuschrift „Nanoporous Lanthanide–Copper(II) Coordination Polymers: Syntheses and Crystal Structures of [{M~2~(Cu~3~(iminodiacetate)~6~)}⋅8 H~2~O]~n~ (M=La, Nd, Eu)“ von Y.‐P. Ren, L.‐S. Long, et al. (1) vergaßen die Autoren, wichtige Veröffentlichungen zu zitieren: „Synthesis, Crystal Structure and Magnetic Properties of a Series of Polymeric Lanthanoid–Copper Complexes [Ln~2~Cu~3~{O(CH~2~CO~2~)~2~}~6~]⋅n H~2~O (Ln=La, Nd, n=9; Ln=Er, n=6)“ (J. G. Mao, J. S. Huang, J. F. Ma, J. Z. Ni, Trans. Met. Chem. 1997, 22, 277–280), „Synthesis and Crystal Structure of a Novel Lanthanide–Copper Mixed Metal Complex: Gd~2~Cu~3~{O(CH~2~COO)~2~}~6~⋅9 H~2~O“ (J. G. Mao, L. Song, X. Y. Huang, J. S. Huang, Polyhedron 1997, 16, 963–966), „Synthesis and Structural Characterization of a Novel Polymeric Gadolinium(III)–Copper(II) Complex of Iminodiacetic Acid” (J. G. Mao, L. Song, J. S. Huang, J. Chem. Crystallogr. 1998, 28, 475–479) und „Synthesis and Crystal Structure of a New Praseodymiun(III)–Copper(II) Polymeric Complex: [Pr~2~(Cu~3~(L^1^)~6~)~n~] (H~2~L^1^=NH{CH~2~COOH}~2~)“ (J. G. Mao, L Song, J. S. Huang__, Chinese J. Struct. Chem.__ 1999, 18, 4–8). Die Autoren entschuldigen sich für diese Nachlässigkeit und danken Qinde Liu von der Queen's University, Kanada, sowie Prof. J. G. Mao, Fuzhou, China, für die Hinweise.