Reference management in general
Zotero (separate guide)
Help and guide admins:
With a reference management software you can save all your references in one place, create bibliographies and re-use your references.
Word processor plugins of reference management sotware help you with writing: add in-text citations into a manuscript and generate bibliographies automatically.
There are several reference management software, from free and commecial to open source and proprietary software. One of the more popular ones is Zotero, and the library helps in using it.
See the library guide about Zotero or compare reference management software Wikipedia).