How do I find a DOI (Digital Object Identifier)?

NU LibChat Widget How do I find a DOI (Digital Object Identifier)? Begin by checking the article record in the database—this is the quickest and most reliable first step. A DOI is a unique, permanent link to an article. Not all articles have DOIs—especially older publications (pre-2000)—so it’s normal if you don’t always find one. Start here: Check the article record

• In a Library database, click on the article title
• Open the detailed record page
• Look for a DOI field
• DOIs are often...