Zhang, Na, and Taozhu Feng. “Two-Stage Multi-Objective Optimization Coordination of Electro-Thermal Coupled Integrated Energy System Based on Improved NSGA-II Algorithm”. Distributed Generation & Alternative Energy Journal 38, no. 06 (August 29, 2023): 1707–1740. Accessed June 3, 2026. https://journals.riverpublishers.com/index.php/DGAEJ/article/view/21737.