Thi TD, Gia KD, Hoang HN. Input Energy Price Volatility and Profitability in Vietnam’s Steel Industry: A Panel Data Approach. IJEEP [Internet]. 2025 Oct. 12 [cited 2025 Dec. 5];15(6):523-30. Available from: https://econjournals.com/index.php/ijeep/article/view/20549