Abd Aziz, A. R., Hagos, F., Anbese, Y., Heikal, M., & Firmansyah, F. (2018). Application of The Chain Code and Fourier Analysis Techniques for The Investigation of Wrinkles and Distortions on Early Flames. International Journal of Automotive and Mechanical Engineering, 15(4), 5709-5728. https://doi.org/10.15282/ijame.15.4.2018.1.0438