Amorndej Puttipipatkajorn. (2013) Volume measurement of mango using acoustic resonance technique. <i>KKU Engineering Journal</i>, <i>40</i>(3), 291-296.Amorndej Puttipipatkajorn. "Volume measurement of mango using acoustic resonance technique". KKU Engineering Journal 40 (2013):291-296.Amorndej Puttipipatkajorn. Volume measurement of mango using acoustic resonance technique. Faculty of Engineering, Khon Kaen Univeristy:ม.ป.ท. 2013.