Creative Commons Attribution-NonCommercial 4.0 International
============================================================

This work is licensed under the Creative Commons
Attribution-NonCommercial 4.0 International License.

To view a copy of this license, visit:
https://creativecommons.org/licenses/by-nc/4.0/

You are free to:
- Share — copy and redistribute the material in any medium or format
- Adapt — remix, transform, and build upon the material

Under the following terms:
- Attribution — You must give appropriate credit.
- NonCommercial — You may not use the material for commercial purposes.

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