Ganwarich Pluphrach. (2016) Effect of vanadium and niobium alloying elements on the microstructure andmechanical properties of a drop forging microalloyed HSLA steel. <i>Songklanakarin Journal of Science and Technology (SJST)</i>, <i>38</i>(4), 357-363.Ganwarich Pluphrach. "Effect of vanadium and niobium alloying elements on the microstructure andmechanical properties of a drop forging microalloyed HSLA steel". Songklanakarin Journal of Science and Technology (SJST) 38 (2016):357-363.Ganwarich Pluphrach. Effect of vanadium and niobium alloying elements on the microstructure andmechanical properties of a drop forging microalloyed HSLA steel. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2016.