What types of locators do we need to support besides page, paragraph,
and line (the locators currently in Zotero)?
Glancing at a few style guidelines, I see the following mentioned and their
treatments specified. (I here express no opinion about which if any of these
require any special support.)
Classics: Many, many works that are now printed in multiple editions carry a
standard locator, usually based on some long out-of-print edition.
The Wealth of Nations is cited as vol.1, bk. IV, chap. II. Similarly for
many, many 17th, 18th, 19th century works. Shakespeare: Romeo and Juliet,
Classics of antiquity each have their own now standardized locators.
Aristotle’s looks like 68b13, Plato’s 220d. Cicero’s uses the section symbol
Citations to books printed before pages were numbered usually use a
combination of numbers and letters, sometimes prefaced with fol. for folio.
(The above show up a lot in my own work.)
Dictionaries and encyclopedias use s.v. followed by the entry.
Religious texts have things like the Bible’s chapter and verse. Genesis
In locators, Chicago recommends these abbreviations:
MLA has their own abbreviations, and adds
section: § and
I was pretty excited to see Zotero go beyond just pages, but there are still
more locators than page, paragraph, and line.