Lane, Neill W., and William T. Beale. “Stirling Engines for Gas Fired Micro-Cogen and Cooling”. Distributed Generation & Alternative Energy Journal 12, no. 1 (January 19, 1997): 62–78. Accessed April 22, 2026. https://journals.riverpublishers.com/index.php/DGAEJ/article/view/14861.