1.
Singsatorn N, Sawekngam W. Instructional Guidelines for Promoting Geo-literacy of Upper Secondary School Students. OJED [internet]. 2024 Nov. 11 [cited 2025 Apr. 2];19(2):OJED1902004 (15 pages). available from: https://so01.tci-thaijo.org/index.php/OJED/article/view/273743