Figure 5From: bioGUID: resolving, discovering, and minting identifiers for biodiversity informaticsFirefox add-ons that support OpenURL. Two Firefox add-ons that add functionality to a web page that contains an OpenURL Context Object embedded in a <span> tag (COinS). OpenURL Referrer converts the Context Object to a clickable link to an OpenURL resolver, and Zotero extracts bibliographic metadata and adds them to a local database.Back to article page