In using this image or any subsequent derivatives of it, you are required to release the image under the same license. As such, any reproduction of this image, in any medium, must appear with a copy of, or full URL of the license.
Attribution of this image to the author (Mario Modesto Mata) is required in a prominent location near to the image.
No other conditions may be added to, or removed from this license without the permission of the author and copyright holder.
Please review the full license requirements carefully before using this image. If you would like to clarify the terms of the license or negotiate less restrictive commercial licensing outside of the bounds of GFDL/CC-BY-SA, please contact me by email, or if you don't have a Wikipedia account you can leave a message on my talk page with your contact details and your request.
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.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.