To find a coden for a journal use

fin title Review 

to search for words in the full title or

fin st Phys.Rev.

using the common abbreviation.

The journal code, or coden, is the 5 character code that is unique to all journals. This coden is useful to you when building your references list. The SPIRES system uses it when keeping track of citations and linking it up to author's papers.

See our page on reference corrections for more information about why you might need to know a coden.