The official help documentation for Zotero. Comprehensive but easy to read, and in sync with the latest version of the Zotero software. Start here for all questions!
A very comprehensive guide from Georgia State University's Jason Puckett, who literally wrote an entire book on using Zotero in research. Includes videos and handouts!
A LibGuide, like what you're reading now, but with considerably more detail and coverage of advanced topics. From Carleton College's Gould Library.
Zotero help for UA students
The author of this guide, Micah Muer, is happy to help University of Alaska students with Zotero. Please contact him at mwmuer@alaska.edu or 907-745-9758.