PREMCHAISWADI, N.; PREMCHAISWADI, W. Visual Preprocessing for Thai OCR. Engineering and Applied Science Research, [S. l.], v. 24, n. 2, p. 27–41, 2013. Disponível em: https://ph01.tci-thaijo.org/index.php/easr/article/view/6859. Acesso em: 30 sep. 2026.