What is the difference between
And where can I find the documentation for
org-reftex-citation referenced in this answer?
You can find the documentation for
org-reftex-citation by doing:
In fact, you can use C-h f (
describe-function) to look up documentation for any command or function that is available in your Emacs installation.
As for the difference between
org-reftex-citation: The former allows you to quickly insert citations into LaTeX documents, while the latter enables you to do the same for
org-mode files. They are related in the sense that after identifying the correct
.bib file to use for the current file,
reftex-citation to insert a citation at point.
In addition to
describe-function there are a number of commands that you can use to ask Emacs about itself. Some of the most useful ones are: