Copyright and License

Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

You are allowed to:

  • Sharing — copy and redistribute this material in any form or format;
  • Adaptations — modifying, transforming, and building upon this material
The licensor cannot revoke the preceding as long as you comply with the terms of this license.


Based on the following conditions:

There are no additional restrictions — you cannot use legal terms or technological control means that legally restrict others from doing the things this license permits.