image is a derivative work of the following images: File:Electron_shell_028_Nickel.svg licensed with Cc-by-sa-2.0-uk 2012-06-27T10:07:38Z NikNaks 800x860 (2565...
Commons Attribution-Share Alike 2.0 uktruetrue Derivative works of this file: Capa electrónica 028 Níquel.svg Electron shell 028 Nickel (el).svg English...
