ISBN/ISSN, authors can be used to retrieve auto-cite metadata for manual input
More criteria are recommended for retrieving metadata for auto-cite. ISBN, ISSN and authors are common. This will empower the auto-cite capability and save a lot of time for the researchers.
I am happy to update this idea has been moved to Planned and is part of the 2021 roadmap. We will support reference matching by ISSN and ISBN (in addition to Title and DOI which are currently supported)