We use Creative Commons CCBY licenses to inform readers how published content can be used. We do not specify which license should be used. 

Copyright Statement

This work is licensed under a Creative Commons Attribution 4.0 International License.

You are free to:

  • Share — copy and redistribute the material in any medium or format
  • Adapt — remix, transform, and build upon the material for any purpose, even commercially

Under the following terms:

  • 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.

No additional restrictions — You may not apply legal terms or technological measures that legally restrict others from doing anything the license permits.

For more information, please refer to the official license text at: https://creativecommons.org/licenses/by/4.0/.

 

Copyright

Copyright will be retained by Authors.