{"id":"hessdalen-observations","URL":"https://old.hessdalen.org/observations/","type":"webpage","title":"Project Hessdalen: observations by year, 1967–2023","author":[{"literal":"Project Hessdalen"}],"issued":{"date-parts":[[2025]]},"year-text":"2025","container-title":"old.hessdalen.org","catalog-key":"SRC0D0NDFTG1RE0"}