Rapizo, H., D'Ávila, V., Violante-Carvalho, N., Pinho, U., & Parente, C. E. (2014). Identification of period and direction of monochromatic waves through the processing of optical images. Anuário Do Instituto De Geociências, 37(1), 36–45. https://doi.org/10.11137/2014_1_36_45