Simon, Ms. Sarah J., Amanda R. Singleton, and John F. Carter. “Landfill Gas As Fuel for Combined Heat and Power”. Distributed Generation & Alternative Energy Journal 22, no. 4 (October 17, 2007): 33–44. Accessed May 15, 2026. https://journals.riverpublishers.com/index.php/DGAEJ/article/view/14231.