{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1381699993695152000.json","@type":"Researcher","foaf:Person":[{"foaf:name":[{"@value":"K. Pajunpää"}],"foaf:familyName":[{"@value":"Pajunpää"}],"foaf:givenName":[{"@value":"K."}]}],"product":[{"@id":"https://cir.nii.ac.jp/crid/1361699993695152000","@type":"Article","productIdentifier":[{"@type":"DOI","@value":"10.5194/angeo-19-1107-2001"},{"@type":"URI","@value":"https://angeo.copernicus.org/articles/19/1107/2001/angeo-19-1107-2001.pdf"}],"notation":[{"@value":"Time derivative of the horizontal geomagnetic field as an activity indicator"}],"relation":[{"type":"creator"}]}],"dataSourceIdentifier":[{"@type":"CROSSREF","@value":"10.5194/angeo-19-1107-2001_3jb4FGYjyIv84SzyTZC99PClswJ"}]}