I'd say the gold standard is DOI, though, for many journals, that's easily derived from the URL: https://doi.org/10.1088/1742-6596/361/1/012015 https://doi.org

I'd say the gold standard is DOI, though, for many journals, that's easily derived from the URL: https://doi.org/10.1088/1742-6596/361/1/012015 https://doi.org/10.1088/1742-6596/361/1/012015