Skul Kamnuanchai และผู้แต่งคนอื่นๆ. (2012) 2D invariant image recognition using the reduced coefficient of elliptic Fourier and principal component analysis with neural network. <i>Rangsit Journal of Arts and Sciences</i>, <i>2</i>(1), 39-44.Skul Kamnuanchai และผู้แต่งคนอื่นๆ. "2D invariant image recognition using the reduced coefficient of elliptic Fourier and principal component analysis with neural network". Rangsit Journal of Arts and Sciences 2 (2012):39-44.Skul Kamnuanchai และผู้แต่งคนอื่นๆ. 2D invariant image recognition using the reduced coefficient of elliptic Fourier and principal component analysis with neural network. Rangsit University:ม.ป.ท. 2012.