Cookie Policy

    Last updated: September 2026

    What cookies are

    Cookies and similar storage are small pieces of data saved in your browser. We use them to keep you signed in, remember your preferences, and understand how the library is used.

    Categories we use

    • Strictly necessary — authentication session, security and your interface preferences. These cannot be switched off.
    • Analytics — anonymous usage statistics that tell us which pages and references people browse.
    • Marketing — measuring campaigns and shared links. Off unless you allow them.

    Your choices

    Optional cookies are only set after you accept them. You can change or withdraw your choice at any time.

    Managing cookies in your browser

    You can also block or delete cookies from your browser settings. Blocking necessary cookies may prevent you from signing in or saving references.

    Contact

    Questions about this policy? Reach us through the contact page.