zotero/zotero — pull request #92 by aurimasv (2012-04-05 04:04:49+00:00)
Title: [cleanDOI] Don't allow periods or commas at the end of DOIs

Related to discussion at https://groups.google.com/d/topic/zotero-dev/0MuxjDOpz-U/discussion but this one doesn't have to be as stringent. It's would still be pretty common to see periods and commas immediately after DOIs.