This document explains how to embed in a Google Sites page a bibliography generated dynamically starting from a Zotero public library. The case of a private library is more complex and is not covered here. This tutorial is based on the official library in [https://www.zotero.org/support/dev/web_api/v3/basics](official documentation).
We cover cases in which embedding does not require javascript code, but just writing a HTTP URL that leverages the API of the Zotero bibliography service. The URL is then embedded into the Google Sites page using the embed button (the one represented by two brackets <>) in the Google Sites graphical user interface. We are using this method to write the bibliography of the https://sites.google.com/view/prin-underlandscape project web site (at draft stage when writing this gist).
The fist operation on our way is to find the User Identifier for