“In October 2020, BHL launched a new working group with a momentous goal: to make the content on BHL persistently discoverable, citable and trackable using DOIs (Digital Object Identifiers)….
BHL has been retrospectively minting DOIs for historic publications since 2011, but the focus has primarily been on monographs. BHL’s new Persistent Identifier Working Group (PIWG) is (at least initially) focusing on journal articles. Minting DOIs for articles on BHL is a far more complex and time-consuming task than minting DOIs for monographs. This is because article DOIs need article data: every journal volume uploaded onto BHL must be accompanied by journal and volume data, but there is no requirement that contributors provide article data….
COVID-19 provided an unexpected opportunity to make a considerable dent in this work. With no access to scanners or library materials, a number of BHL contributors, including Harvard University Libraries, Muséum National d’Histoire Naturelle and BHL Australia, pivoted from making new content accessible to making their existing content on BHL more discoverable. For example, BHL Australia’s digitisation volunteers gathered, gap filled and checked article-level metadata for over 30,000 articles in 2020….”