„Modeling Volatility and Persistent Shocks in Metal Prices: A Markov Regime-Switching DGARCH Approach Applied to the London Metal Exchange”, RFREG, vol. 6, nr. 10, oct. 2025, Data accesării: oct. 29, 2026. Disponibil la: https://revuefreg.fr/index.php/home/article/view/2394