CHANSING, sawitree. Assessment of Coffee Yields Using Unmanned Aerial Vehicle Techniques. Journal of Letters, [S. l.], v. 53, n. 2, p. 130–164, 2024. Disponível em: https://so03.tci-thaijo.org/index.php/jletters/article/view/273070. Acesso em: 3 apr. 2025.