[{"data": {"name": "Letter Circular 40: ", "@type": "ScholarlyArticle", "genre": "report", "@context": "http://schema.org/", "encoding": [{"@type": "MediaObject", "contentUrl": "https://doi.org/10.6028/nbs.lcirc.40r1924", "encodingFormat": "application/pdf"}], "publisher": {"name": "National Institute of Standards and Technology", "@type": "Organization"}, "identifier": [{"@type": "PropertyValue", "value": "10.6028/nbs.lcirc.40r1924", "propertyID": "DOI"}, {"@type": "PropertyValue", "value": "CCLvN5gt87whA-CThJEHqnypdRd-CD5atHqQ49pSZ-CR7oKBK2XYCU2", "propertyID": "ISCC"}], "datePublished": "1924-01-01"}, "schema": "schema.org", "mediatype": "application/ld+json"}]