The page https://orgmode.org/worg/exporters/anno-bib-template-worg.html dates back before Org mode had built-in citation support.
Thomas, are you still using the described approach or did you update it to use Org mode's citations? -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at <https://orgmode.org/>. Support Org development at <https://liberapay.com/org-mode>, or support my work at <https://liberapay.com/yantar92>
