. . . . . . . . "DOI is a persistent link to the digital object" . "DOI|Digital Object Identifier" . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCtpcftn7kbe6toJbOTDQaCcCssEFSWqt6J4rZ02w+TfY7/eIOgJZYOlpL6G3AzO2RNmVYWRPSlMiykaFuaRuBitvk1GKfGdprfZbvXwmeOxpqCTRBQX9EnFyQyd+Ra/ajfw/UsG8skeu1xnUEpnQbpgbQYc/fvhJNN0UwEc77mOwIDAQAB" . "oCYyjGaTza+qRkKdrSVZFV6MQjXb2ebh+3tZl479ZsD2Idd7Rldmy749dfAAUfZVs4L/m8qAVALisrr+MgoFjGbDrpMjc4Cdq1t0Gvu2RPVKJqH8nwv5tpdYSNfRpqQWeKmpgjg2ui1NCTbDONNhlBONShwoFCv0y9+7aVUoXe0=" . . "2022-01-20T23:20:36.474+01:00"^^ . . . . . . . .