{"identifier":"nobleid:/w1/20260525/0DFDC9DA","arkIdentifier":"ark:/48914/w1/20260525/0DFDC9DA","version":1,"workTitle":"The Development and Effectiveness of Elementary Environmental Education Program Based on 'Knowledge Channel ⓔ'","workType":"Journal Article","authors":"전윤주, 이상원","description":null,"workUrl":null,"existingDoi":"10.20972/kjee.26.2.201506.47","createdAt":"2026-05-25T17:35:25.952914Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260525/0DFDC9DA.v1"}