Songphon Suekkhachat, Somchai Saeung, and Chayut Nuntadusit. “Application of microbubble technique for CO2 and CH4 entrapment in biogas”. Journal of Current Science and Technology 8, no. 2 (February 18, 2023): 67–74. accessed January 20, 2025. https://ph04.tci-thaijo.org/index.php/JCST/article/view/472.