Reuse and licensing
Original Notes authored and owned by Sergei Sikorskii are licensed under CC BY 4.0 unless the individual Note says otherwise. You may share and adapt them with appropriate attribution, a link to the license, and an indication of changes.
Exclusions
This license does not cover publisher-owned versions of record, third-party quotations, images, figures, datasets, trademarks, or any item carrying a different notice. Publication files are provided only when the applicable publisher agreement or repository policy permits that version.
Suggested attribution
Author, title, publication date, canonical URL, and “CC BY 4.0”; indicate any changes.