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On Jan 26, 2023, at 11:25 AM, Jessica Hymers <[log in to unmask]> wrote: > If you have DOI you could try querying Unpaywall <https://unpaywall.org/> and > I think Open Access Button <https://openaccessbutton.org/> might work with > metadata other than DOI as well... Based on the replies, and based on my examination of the available tools, Unpaywall certainly seems to be the way to go, especially if one has a DOI. Thank you! Yummy!! --Eric Morgan