Punkrawee W. Comparison of gross calorific value in biomass between standard test method ISO 18125 and ASTM D5865. Bull Appl Sci. [internet]. 2022 Sep. 26 [cited 2026 Feb. 21];10(10):52-61. available from: https://ph03.tci-thaijo.org/index.php/BAS/article/view/146