Diamond open access
Every article is freely available to read, download and share from the day it is published. Authors pay nothing: there are no article processing charges, no submission fees and no page or colour charges.
Licence
Articles are published under the Creative Commons Attribution 4.0 International licence (CC BY 4.0). Anyone may copy, redistribute, adapt and build on the work for any purpose, provided the original article is properly cited.
Copyright
Authors keep the copyright of their work and grant the journal the right to publish it as the first publication.
Self-archiving
Authors may deposit any version of their article, including the published version, in institutional or subject repositories and on personal websites, with a link to the published article.