ibiblio
Trigger: !ibiblio
Try it
Kagi would openhttps://www.ibiblio.org/gsearch/?q=black+holes
Run @ibiblio in Kagi for Kagi's own results from www.ibiblio.org only
URL pattern: https://www.ibiblio.org/gsearch/?q=query
Searches www.ibiblio.org, filed under Reference.