add doc about new doi link.

diff --git a/org-ref.org b/org-ref.org
index 04e74b5413e2506546caf2ae9421b8326fb1ee0c..7a2ec5cb406e13d392a66fd3dc600904bd827d42 100644 (file)
--- a/org-ref.org
+++ b/org-ref.org
@@ -212,6 +212,8 @@ This will prompt you for a DOI, and a bibtex file, and then try to get the bibte
 - doi-utils-add-entry-from-crossref-query
 This will prompt you for a query string, which is usually the title of an article, or a free-form text citation of an article. Then you will get a helm buffer of matching items, which you can choose from to insert a new bibtex entry into a bibtex file.
 
+This library also redefines the org-mode doi link. Now, when you click on this link you will get a menu of options, e.g. to open a bibtex entry or a pdf if you have it, or to search the doi in some scientific search engines. Try it out  doi:10.1021/jp511426q.
+
 ** jmax-bibtex
 These are functions I use often in bibtex files.