Z. Lubośny, K. Dobrzyński, J. Klucznik. “Interior Point Method Evaluation for Reactive Power Flow Optimization in the Power System”. Acta Energetica, no. 01 (March 31, 2013): 90–101. Accessed January 1, 2026. https://actaenergetica.org/index.php/journal/article/view/327.