Outside Wikimedia feel free to use it under the licenses given. The authorship must be attributed to David Perez (DPC). I would appreciate if you send me an e-mail. Do not copy this image illegally by ignoring the terms of the license below, as it is not in the public domain. Example of attribution:
You can also contact me at Wikimedia Commons or at the Spanish Wikipedia page. If you want any special permission to use, license, or purchase the image, please contact me. Thank you.
I, the copyright holder of this work, hereby publish it under the following licenses:
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/3.0CC BY 3.0 Creative Commons Attribution 3.0 truetrue
