Wongta, Dumrongsak, Satawat Muangchuen, Weerapan Siririt, and Pornsak Deekampa. 2025. “Improvement of Distribution Systems Affected by Voltage Drop at Load Bus Using Power Flow Estimation Methods”. Srinakharinwirot University Journal of Sciences and Technology 17 (2, July-December):1-18, Article 256548. https://ph02.tci-thaijo.org/index.php/swujournal/article/view/256548.